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Finding the Fourth Proportional to 61,255.48, 91,882.12 and 34,904.04

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Solution

The fourth proportional to 61,255.48, 91,882.12 and 34,904.04 is: 52,355.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,255.48 : 91,882.12 = 34,904.04 : x
  2. Step 2: Convert to fraction form
    61,255.48/91,882.12 = 34,904.04/x
  3. Step 3: Cross multiply
    61,255.48x = 91,882.12 × 34,904.04
  4. Step 4: Simplify right side
    61,255.48x = 3,207,057,191.76
  5. Step 5: Solve for x
    x = 3,207,057,191.76/61,255.48
  6. Step 6: Final answer
    x = 52,355.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.