Home / 133,904.30-200,856.45-40,397.90

Finding the Fourth Proportional to 133,904.30, 200,856.45 and 40,397.90

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Solution

The fourth proportional to 133,904.30, 200,856.45 and 40,397.90 is: 60,596.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,904.30 : 200,856.45 = 40,397.90 : x
  2. Step 2: Convert to fraction form
    133,904.30/200,856.45 = 40,397.90/x
  3. Step 3: Cross multiply
    133,904.30x = 200,856.45 × 40,397.90
  4. Step 4: Simplify right side
    133,904.30x = 8,114,178,781.46
  5. Step 5: Solve for x
    x = 8,114,178,781.46/133,904.30
  6. Step 6: Final answer
    x = 60,596.85

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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.