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Finding the Fourth Proportional to 329,159.92, 454,231.38 and 195,023.92

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Solution

The fourth proportional to 329,159.92, 454,231.38 and 195,023.92 is: 269,127.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,159.92 : 454,231.38 = 195,023.92 : x
  2. Step 2: Convert to fraction form
    329,159.92/454,231.38 = 195,023.92/x
  3. Step 3: Cross multiply
    329,159.92x = 454,231.38 × 195,023.92
  4. Step 4: Simplify right side
    329,159.92x = 88,585,984,314.61
  5. Step 5: Solve for x
    x = 88,585,984,314.61/329,159.92
  6. Step 6: Final answer
    x = 269,127.49

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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.