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Finding the Fourth Proportional to 61,944.57, 85,468.91 and 35,081.46

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Solution

The fourth proportional to 61,944.57, 85,468.91 and 35,081.46 is: 48,404.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,944.57 : 85,468.91 = 35,081.46 : x
  2. Step 2: Convert to fraction form
    61,944.57/85,468.91 = 35,081.46/x
  3. Step 3: Cross multiply
    61,944.57x = 85,468.91 × 35,081.46
  4. Step 4: Simplify right side
    61,944.57x = 2,998,373,972.00
  5. Step 5: Solve for x
    x = 2,998,373,972.00/61,944.57
  6. Step 6: Final answer
    x = 48,404.15

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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.