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Finding the Fourth Proportional to 158,426.48, 237,049.14 and 156,654.92

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Solution

The fourth proportional to 158,426.48, 237,049.14 and 156,654.92 is: 234,398.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,426.48 : 237,049.14 = 156,654.92 : x
  2. Step 2: Convert to fraction form
    158,426.48/237,049.14 = 156,654.92/x
  3. Step 3: Cross multiply
    158,426.48x = 237,049.14 × 156,654.92
  4. Step 4: Simplify right side
    158,426.48x = 37,134,914,062.77
  5. Step 5: Solve for x
    x = 37,134,914,062.77/158,426.48
  6. Step 6: Final answer
    x = 234,398.40

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1.5x scale

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.