Home / 129,057.30-193,589.19-62,485.02

Finding the Fourth Proportional to 129,057.30, 193,589.19 and 62,485.02

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Solution

The fourth proportional to 129,057.30, 193,589.19 and 62,485.02 is: 93,729.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,057.30 : 193,589.19 = 62,485.02 : x
  2. Step 2: Convert to fraction form
    129,057.30/193,589.19 = 62,485.02/x
  3. Step 3: Cross multiply
    129,057.30x = 193,589.19 × 62,485.02
  4. Step 4: Simplify right side
    129,057.30x = 12,096,424,408.93
  5. Step 5: Solve for x
    x = 12,096,424,408.93/129,057.30
  6. Step 6: Final answer
    x = 93,729.10

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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.