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Finding the Fourth Proportional to 92,332.88, 127,419.41 and 49,891.41

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Solution

The fourth proportional to 92,332.88, 127,419.41 and 49,891.41 is: 68,850.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,332.88 : 127,419.41 = 49,891.41 : x
  2. Step 2: Convert to fraction form
    92,332.88/127,419.41 = 49,891.41/x
  3. Step 3: Cross multiply
    92,332.88x = 127,419.41 × 49,891.41
  4. Step 4: Simplify right side
    92,332.88x = 6,357,134,151.00
  5. Step 5: Solve for x
    x = 6,357,134,151.00/92,332.88
  6. Step 6: Final answer
    x = 68,850.16

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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.