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Finding the Fourth Proportional to 161,472.97, 242,225.97 and 61,717.13

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Solution

The fourth proportional to 161,472.97, 242,225.97 and 61,717.13 is: 92,582.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,472.97 : 242,225.97 = 61,717.13 : x
  2. Step 2: Convert to fraction form
    161,472.97/242,225.97 = 61,717.13/x
  3. Step 3: Cross multiply
    161,472.97x = 242,225.97 × 61,717.13
  4. Step 4: Simplify right side
    161,472.97x = 14,949,491,679.87
  5. Step 5: Solve for x
    x = 14,949,491,679.87/161,472.97
  6. Step 6: Final answer
    x = 92,582.01

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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.