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Finding the Fourth Proportional to 169,504.79, 254,257.18 and 132,092.87

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Solution

The fourth proportional to 169,504.79, 254,257.18 and 132,092.87 is: 198,139.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,504.79 : 254,257.18 = 132,092.87 : x
  2. Step 2: Convert to fraction form
    169,504.79/254,257.18 = 132,092.87/x
  3. Step 3: Cross multiply
    169,504.79x = 254,257.18 × 132,092.87
  4. Step 4: Simplify right side
    169,504.79x = 33,585,559,022.79
  5. Step 5: Solve for x
    x = 33,585,559,022.79/169,504.79
  6. Step 6: Final answer
    x = 198,139.30

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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.