Home / 71,776.43-107,585.36-29,633.28

Finding the Fourth Proportional to 71,776.43, 107,585.36 and 29,633.28

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Solution

The fourth proportional to 71,776.43, 107,585.36 and 29,633.28 is: 44,417.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,776.43 : 107,585.36 = 29,633.28 : x
  2. Step 2: Convert to fraction form
    71,776.43/107,585.36 = 29,633.28/x
  3. Step 3: Cross multiply
    71,776.43x = 107,585.36 × 29,633.28
  4. Step 4: Simplify right side
    71,776.43x = 3,188,106,948.61
  5. Step 5: Solve for x
    x = 3,188,106,948.61/71,776.43
  6. Step 6: Final answer
    x = 44,417.19

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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.