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Finding the Fourth Proportional to 169,708.59, 234,145.13 and 98,062.47

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Solution

The fourth proportional to 169,708.59, 234,145.13 and 98,062.47 is: 135,295.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,708.59 : 234,145.13 = 98,062.47 : x
  2. Step 2: Convert to fraction form
    169,708.59/234,145.13 = 98,062.47/x
  3. Step 3: Cross multiply
    169,708.59x = 234,145.13 × 98,062.47
  4. Step 4: Simplify right side
    169,708.59x = 22,960,849,295.96
  5. Step 5: Solve for x
    x = 22,960,849,295.96/169,708.59
  6. Step 6: Final answer
    x = 135,295.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.