Home / 133,922.92-200,878.61-40,425.88

Finding the Fourth Proportional to 133,922.92, 200,878.61 and 40,425.88

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Solution

The fourth proportional to 133,922.92, 200,878.61 and 40,425.88 is: 60,637.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,922.92 : 200,878.61 = 40,425.88 : x
  2. Step 2: Convert to fraction form
    133,922.92/200,878.61 = 40,425.88/x
  3. Step 3: Cross multiply
    133,922.92x = 200,878.61 × 40,425.88
  4. Step 4: Simplify right side
    133,922.92x = 8,120,693,679.10
  5. Step 5: Solve for x
    x = 8,120,693,679.10/133,922.92
  6. Step 6: Final answer
    x = 60,637.07

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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.