Home / 272,585.40-408,732.30-95,098.20

Finding the Fourth Proportional to 272,585.40, 408,732.30 and 95,098.20

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Solution

The fourth proportional to 272,585.40, 408,732.30 and 95,098.20 is: 142,596.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,585.40 : 408,732.30 = 95,098.20 : x
  2. Step 2: Convert to fraction form
    272,585.40/408,732.30 = 95,098.20/x
  3. Step 3: Cross multiply
    272,585.40x = 408,732.30 × 95,098.20
  4. Step 4: Simplify right side
    272,585.40x = 38,869,706,011.86
  5. Step 5: Solve for x
    x = 38,869,706,011.86/272,585.40
  6. Step 6: Final answer
    x = 142,596.43

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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.