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Finding the Fourth Proportional to 61,336.20, 84,652.92 and 34,480.92

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Solution

The fourth proportional to 61,336.20, 84,652.92 and 34,480.92 is: 47,588.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,336.20 : 84,652.92 = 34,480.92 : x
  2. Step 2: Convert to fraction form
    61,336.20/84,652.92 = 34,480.92/x
  3. Step 3: Cross multiply
    61,336.20x = 84,652.92 × 34,480.92
  4. Step 4: Simplify right side
    61,336.20x = 2,918,910,562.29
  5. Step 5: Solve for x
    x = 2,918,910,562.29/61,336.20
  6. Step 6: Final answer
    x = 47,588.71

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1.5x scale

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.