Home / 129,179.42-193,654.26-50,275.16

Finding the Fourth Proportional to 129,179.42, 193,654.26 and 50,275.16

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Solution

The fourth proportional to 129,179.42, 193,654.26 and 50,275.16 is: 75,368.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,179.42 : 193,654.26 = 50,275.16 : x
  2. Step 2: Convert to fraction form
    129,179.42/193,654.26 = 50,275.16/x
  3. Step 3: Cross multiply
    129,179.42x = 193,654.26 × 50,275.16
  4. Step 4: Simplify right side
    129,179.42x = 9,735,998,906.18
  5. Step 5: Solve for x
    x = 9,735,998,906.18/129,179.42
  6. Step 6: Final answer
    x = 75,368.03

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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.