Home / 70,670.10-106,005.24-26,291.10

Finding the Fourth Proportional to 70,670.10, 106,005.24 and 26,291.10

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Solution

The fourth proportional to 70,670.10, 106,005.24 and 26,291.10 is: 39,436.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,670.10 : 106,005.24 = 26,291.10 : x
  2. Step 2: Convert to fraction form
    70,670.10/106,005.24 = 26,291.10/x
  3. Step 3: Cross multiply
    70,670.10x = 106,005.24 × 26,291.10
  4. Step 4: Simplify right side
    70,670.10x = 2,786,994,365.36
  5. Step 5: Solve for x
    x = 2,786,994,365.36/70,670.10
  6. Step 6: Final answer
    x = 39,436.68

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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.