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Finding the Fourth Proportional to 61,462.80, 84,823.20 and 34,608.24

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Solution

The fourth proportional to 61,462.80, 84,823.20 and 34,608.24 is: 47,761.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,462.80 : 84,823.20 = 34,608.24 : x
  2. Step 2: Convert to fraction form
    61,462.80/84,823.20 = 34,608.24/x
  3. Step 3: Cross multiply
    61,462.80x = 84,823.20 × 34,608.24
  4. Step 4: Simplify right side
    61,462.80x = 2,935,581,663.17
  5. Step 5: Solve for x
    x = 2,935,581,663.17/61,462.80
  6. Step 6: Final answer
    x = 47,761.93

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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.