Home / 71,712.44-107,581.51-29,569.08

Finding the Fourth Proportional to 71,712.44, 107,581.51 and 29,569.08

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Solution

The fourth proportional to 71,712.44, 107,581.51 and 29,569.08 is: 44,358.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,712.44 : 107,581.51 = 29,569.08 : x
  2. Step 2: Convert to fraction form
    71,712.44/107,581.51 = 29,569.08/x
  3. Step 3: Cross multiply
    71,712.44x = 107,581.51 × 29,569.08
  4. Step 4: Simplify right side
    71,712.44x = 3,181,086,275.71
  5. Step 5: Solve for x
    x = 3,181,086,275.71/71,712.44
  6. Step 6: Final answer
    x = 44,358.92

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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.