Home / 129,964.92-194,957.72-50,041.60

Finding the Fourth Proportional to 129,964.92, 194,957.72 and 50,041.60

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Solution

The fourth proportional to 129,964.92, 194,957.72 and 50,041.60 is: 75,066.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,964.92 : 194,957.72 = 50,041.60 : x
  2. Step 2: Convert to fraction form
    129,964.92/194,957.72 = 50,041.60/x
  3. Step 3: Cross multiply
    129,964.92x = 194,957.72 × 50,041.60
  4. Step 4: Simplify right side
    129,964.92x = 9,755,996,241.15
  5. Step 5: Solve for x
    x = 9,755,996,241.15/129,964.92
  6. Step 6: Final answer
    x = 75,066.38

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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.