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Finding the Fourth Proportional to 169,917.54, 234,479.70 and 94,470.90

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Solution

The fourth proportional to 169,917.54, 234,479.70 and 94,470.90 is: 130,366.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,917.54 : 234,479.70 = 94,470.90 : x
  2. Step 2: Convert to fraction form
    169,917.54/234,479.70 = 94,470.90/x
  3. Step 3: Cross multiply
    169,917.54x = 234,479.70 × 94,470.90
  4. Step 4: Simplify right side
    169,917.54x = 22,151,508,290.73
  5. Step 5: Solve for x
    x = 22,151,508,290.73/169,917.54
  6. Step 6: Final answer
    x = 130,366.23

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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.