Home / 61,279.60-84,562.68-34,423.24

Finding the Fourth Proportional to 61,279.60, 84,562.68 and 34,423.24

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Solution

The fourth proportional to 61,279.60, 84,562.68 and 34,423.24 is: 47,502.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,279.60 : 84,562.68 = 34,423.24 : x
  2. Step 2: Convert to fraction form
    61,279.60/84,562.68 = 34,423.24/x
  3. Step 3: Cross multiply
    61,279.60x = 84,562.68 × 34,423.24
  4. Step 4: Simplify right side
    61,279.60x = 2,910,921,428.68
  5. Step 5: Solve for x
    x = 2,910,921,428.68/61,279.60
  6. Step 6: Final answer
    x = 47,502.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.