Home / 104,001.90-156,350.88-82,079.52

Finding the Fourth Proportional to 104,001.90, 156,350.88 and 82,079.52

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Solution

The fourth proportional to 104,001.90, 156,350.88 and 82,079.52 is: 123,393.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,001.90 : 156,350.88 = 82,079.52 : x
  2. Step 2: Convert to fraction form
    104,001.90/156,350.88 = 82,079.52/x
  3. Step 3: Cross multiply
    104,001.90x = 156,350.88 × 82,079.52
  4. Step 4: Simplify right side
    104,001.90x = 12,833,205,181.98
  5. Step 5: Solve for x
    x = 12,833,205,181.98/104,001.90
  6. Step 6: Final answer
    x = 123,393.95

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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.