Home / 79,207.18-118,856.94-29,321.98

Finding the Fourth Proportional to 79,207.18, 118,856.94 and 29,321.98

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Solution

The fourth proportional to 79,207.18, 118,856.94 and 29,321.98 is: 44,000.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,207.18 : 118,856.94 = 29,321.98 : x
  2. Step 2: Convert to fraction form
    79,207.18/118,856.94 = 29,321.98/x
  3. Step 3: Cross multiply
    79,207.18x = 118,856.94 × 29,321.98
  4. Step 4: Simplify right side
    79,207.18x = 3,485,120,817.54
  5. Step 5: Solve for x
    x = 3,485,120,817.54/79,207.18
  6. Step 6: Final answer
    x = 44,000.06

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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.