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Finding the Fourth Proportional to 61,469.97, 92,248.69 and 47,444.01

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Solution

The fourth proportional to 61,469.97, 92,248.69 and 47,444.01 is: 71,199.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,469.97 : 92,248.69 = 47,444.01 : x
  2. Step 2: Convert to fraction form
    61,469.97/92,248.69 = 47,444.01/x
  3. Step 3: Cross multiply
    61,469.97x = 92,248.69 × 47,444.01
  4. Step 4: Simplify right side
    61,469.97x = 4,376,647,770.85
  5. Step 5: Solve for x
    x = 4,376,647,770.85/61,469.97
  6. Step 6: Final answer
    x = 71,199.77

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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.