Home / 71,646.40-107,397.51-29,557.18

Finding the Fourth Proportional to 71,646.40, 107,397.51 and 29,557.18

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Solution

The fourth proportional to 71,646.40, 107,397.51 and 29,557.18 is: 44,306.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,646.40 : 107,397.51 = 29,557.18 : x
  2. Step 2: Convert to fraction form
    71,646.40/107,397.51 = 29,557.18/x
  3. Step 3: Cross multiply
    71,646.40x = 107,397.51 × 29,557.18
  4. Step 4: Simplify right side
    71,646.40x = 3,174,367,534.62
  5. Step 5: Solve for x
    x = 3,174,367,534.62/71,646.40
  6. Step 6: Final answer
    x = 44,306.03

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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.