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Finding the Fourth Proportional to 253,217.91, 379,184.07 and 151,952.29

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Solution

The fourth proportional to 253,217.91, 379,184.07 and 151,952.29 is: 227,542.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,217.91 : 379,184.07 = 151,952.29 : x
  2. Step 2: Convert to fraction form
    253,217.91/379,184.07 = 151,952.29/x
  3. Step 3: Cross multiply
    253,217.91x = 379,184.07 × 151,952.29
  4. Step 4: Simplify right side
    253,217.91x = 57,617,887,768.02
  5. Step 5: Solve for x
    x = 57,617,887,768.02/253,217.91
  6. Step 6: Final answer
    x = 227,542.70

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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.