Home / 129,063.85-193,645.42-62,498.86

Finding the Fourth Proportional to 129,063.85, 193,645.42 and 62,498.86

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Solution

The fourth proportional to 129,063.85, 193,645.42 and 62,498.86 is: 93,772.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,063.85 : 193,645.42 = 62,498.86 : x
  2. Step 2: Convert to fraction form
    129,063.85/193,645.42 = 62,498.86/x
  3. Step 3: Cross multiply
    129,063.85x = 193,645.42 × 62,498.86
  4. Step 4: Simplify right side
    129,063.85x = 12,102,617,353.86
  5. Step 5: Solve for x
    x = 12,102,617,353.86/129,063.85
  6. Step 6: Final answer
    x = 93,772.33

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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.