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Finding the Fourth Proportional to 92,304, 127,379.52 and 49,862.53

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Solution

The fourth proportional to 92,304, 127,379.52 and 49,862.53 is: 68,810.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,304 : 127,379.52 = 49,862.53 : x
  2. Step 2: Convert to fraction form
    92,304/127,379.52 = 49,862.53/x
  3. Step 3: Cross multiply
    92,304x = 127,379.52 × 49,862.53
  4. Step 4: Simplify right side
    92,304x = 6,351,465,296.61
  5. Step 5: Solve for x
    x = 6,351,465,296.61/92,304
  6. Step 6: Final answer
    x = 68,810.29

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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.