Home / 92,548.74-138,805.58-45,116.22

Finding the Fourth Proportional to 92,548.74, 138,805.58 and 45,116.22

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Solution

The fourth proportional to 92,548.74, 138,805.58 and 45,116.22 is: 67,665.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,548.74 : 138,805.58 = 45,116.22 : x
  2. Step 2: Convert to fraction form
    92,548.74/138,805.58 = 45,116.22/x
  3. Step 3: Cross multiply
    92,548.74x = 138,805.58 × 45,116.22
  4. Step 4: Simplify right side
    92,548.74x = 6,262,383,084.51
  5. Step 5: Solve for x
    x = 6,262,383,084.51/92,548.74
  6. Step 6: Final answer
    x = 67,665.78

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1.5x scale

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.