Home / 105,514,283.10-158,271,424.65-87,374,430.30

Finding the Fourth Proportional to 105,514,283.10, 158,271,424.65 and 87,374,430.30

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Solution

The fourth proportional to 105,514,283.10, 158,271,424.65 and 87,374,430.30 is: 131,061,645.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,514,283.10 : 158,271,424.65 = 87,374,430.30 : x
  2. Step 2: Convert to fraction form
    105,514,283.10/158,271,424.65 = 87,374,430.30/x
  3. Step 3: Cross multiply
    105,514,283.10x = 158,271,424.65 × 87,374,430.30
  4. Step 4: Simplify right side
    105,514,283.10x = 13,828,875,561,563,126
  5. Step 5: Solve for x
    x = 13,828,875,561,563,126/105,514,283.10
  6. Step 6: Final answer
    x = 131,061,645.45

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.