Home / 129,372.42-193,993.01-59,191.59

Finding the Fourth Proportional to 129,372.42, 193,993.01 and 59,191.59

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Solution

The fourth proportional to 129,372.42, 193,993.01 and 59,191.59 is: 88,757.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,372.42 : 193,993.01 = 59,191.59 : x
  2. Step 2: Convert to fraction form
    129,372.42/193,993.01 = 59,191.59/x
  3. Step 3: Cross multiply
    129,372.42x = 193,993.01 × 59,191.59
  4. Step 4: Simplify right side
    129,372.42x = 11,482,755,364.27
  5. Step 5: Solve for x
    x = 11,482,755,364.27/129,372.42
  6. Step 6: Final answer
    x = 88,757.36

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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.