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Finding the Fourth Proportional to 362,189.58, 542,951.76 and 125,366.64

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Solution

The fourth proportional to 362,189.58, 542,951.76 and 125,366.64 is: 187,934.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,189.58 : 542,951.76 = 125,366.64 : x
  2. Step 2: Convert to fraction form
    362,189.58/542,951.76 = 125,366.64/x
  3. Step 3: Cross multiply
    362,189.58x = 542,951.76 × 125,366.64
  4. Step 4: Simplify right side
    362,189.58x = 68,068,037,833.29
  5. Step 5: Solve for x
    x = 68,068,037,833.29/362,189.58
  6. Step 6: Final answer
    x = 187,934.83

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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.