Home / 71,559.83-107,337.02-29,428.19

Finding the Fourth Proportional to 71,559.83, 107,337.02 and 29,428.19

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Solution

The fourth proportional to 71,559.83, 107,337.02 and 29,428.19 is: 44,141.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,559.83 : 107,337.02 = 29,428.19 : x
  2. Step 2: Convert to fraction form
    71,559.83/107,337.02 = 29,428.19/x
  3. Step 3: Cross multiply
    71,559.83x = 107,337.02 × 29,428.19
  4. Step 4: Simplify right side
    71,559.83x = 3,158,733,937.28
  5. Step 5: Solve for x
    x = 3,158,733,937.28/71,559.83
  6. Step 6: Final answer
    x = 44,141.16

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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.