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Finding the Fourth Proportional to 62,105.92, 85,678.48 and 41,956.32

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Solution

The fourth proportional to 62,105.92, 85,678.48 and 41,956.32 is: 57,881.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,105.92 : 85,678.48 = 41,956.32 : x
  2. Step 2: Convert to fraction form
    62,105.92/85,678.48 = 41,956.32/x
  3. Step 3: Cross multiply
    62,105.92x = 85,678.48 × 41,956.32
  4. Step 4: Simplify right side
    62,105.92x = 3,594,753,723.99
  5. Step 5: Solve for x
    x = 3,594,753,723.99/62,105.92
  6. Step 6: Final answer
    x = 57,881.02

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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.