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Finding the Fourth Proportional to 169,940.71, 254,945.10 and 95,167.19

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Solution

The fourth proportional to 169,940.71, 254,945.10 and 95,167.19 is: 142,769.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,940.71 : 254,945.10 = 95,167.19 : x
  2. Step 2: Convert to fraction form
    169,940.71/254,945.10 = 95,167.19/x
  3. Step 3: Cross multiply
    169,940.71x = 254,945.10 × 95,167.19
  4. Step 4: Simplify right side
    169,940.71x = 24,262,408,295.43
  5. Step 5: Solve for x
    x = 24,262,408,295.43/169,940.71
  6. Step 6: Final answer
    x = 142,769.84

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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.