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Finding the Fourth Proportional to 170,006.30, 234,489.29 and 147,304.97

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Solution

The fourth proportional to 170,006.30, 234,489.29 and 147,304.97 is: 203,177.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,006.30 : 234,489.29 = 147,304.97 : x
  2. Step 2: Convert to fraction form
    170,006.30/234,489.29 = 147,304.97/x
  3. Step 3: Cross multiply
    170,006.30x = 234,489.29 × 147,304.97
  4. Step 4: Simplify right side
    170,006.30x = 34,541,437,828.77
  5. Step 5: Solve for x
    x = 34,541,437,828.77/170,006.30
  6. Step 6: Final answer
    x = 203,177.40

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1.5x scale

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.