Home / 71,279.11-106,932.00-26,312.17

Finding the Fourth Proportional to 71,279.11, 106,932.00 and 26,312.17

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Solution

The fourth proportional to 71,279.11, 106,932.00 and 26,312.17 is: 39,473.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,279.11 : 106,932.00 = 26,312.17 : x
  2. Step 2: Convert to fraction form
    71,279.11/106,932.00 = 26,312.17/x
  3. Step 3: Cross multiply
    71,279.11x = 106,932.00 × 26,312.17
  4. Step 4: Simplify right side
    71,279.11x = 2,813,613,222.20
  5. Step 5: Solve for x
    x = 2,813,613,222.20/71,279.11
  6. Step 6: Final answer
    x = 39,473.18

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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.