Home / 61,355.20-84,679.14-34,499.92

Finding the Fourth Proportional to 61,355.20, 84,679.14 and 34,499.92

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Solution

The fourth proportional to 61,355.20, 84,679.14 and 34,499.92 is: 47,614.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,355.20 : 84,679.14 = 34,499.92 : x
  2. Step 2: Convert to fraction form
    61,355.20/84,679.14 = 34,499.92/x
  3. Step 3: Cross multiply
    61,355.20x = 84,679.14 × 34,499.92
  4. Step 4: Simplify right side
    61,355.20x = 2,921,423,555.67
  5. Step 5: Solve for x
    x = 2,921,423,555.67/61,355.20
  6. Step 6: Final answer
    x = 47,614.93

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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.