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Finding the Fourth Proportional to 169,463.92, 254,131.14 and 57,113.95

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Solution

The fourth proportional to 169,463.92, 254,131.14 and 57,113.95 is: 85,649.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,463.92 : 254,131.14 = 57,113.95 : x
  2. Step 2: Convert to fraction form
    169,463.92/254,131.14 = 57,113.95/x
  3. Step 3: Cross multiply
    169,463.92x = 254,131.14 × 57,113.95
  4. Step 4: Simplify right side
    169,463.92x = 14,514,431,952.75
  5. Step 5: Solve for x
    x = 14,514,431,952.75/169,463.92
  6. Step 6: Final answer
    x = 85,649.10

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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.