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Finding the Fourth Proportional to 161,400.88, 242,140.22 and 50,592.88

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Solution

The fourth proportional to 161,400.88, 242,140.22 and 50,592.88 is: 75,901.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,400.88 : 242,140.22 = 50,592.88 : x
  2. Step 2: Convert to fraction form
    161,400.88/242,140.22 = 50,592.88/x
  3. Step 3: Cross multiply
    161,400.88x = 242,140.22 × 50,592.88
  4. Step 4: Simplify right side
    161,400.88x = 12,250,569,629.97
  5. Step 5: Solve for x
    x = 12,250,569,629.97/161,400.88
  6. Step 6: Final answer
    x = 75,901.51

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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.