Home / 87,022.02-120,092.82-49,296.26

Finding the Fourth Proportional to 87,022.02, 120,092.82 and 49,296.26

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Solution

The fourth proportional to 87,022.02, 120,092.82 and 49,296.26 is: 68,030.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,022.02 : 120,092.82 = 49,296.26 : x
  2. Step 2: Convert to fraction form
    87,022.02/120,092.82 = 49,296.26/x
  3. Step 3: Cross multiply
    87,022.02x = 120,092.82 × 49,296.26
  4. Step 4: Simplify right side
    87,022.02x = 5,920,126,878.85
  5. Step 5: Solve for x
    x = 5,920,126,878.85/87,022.02
  6. Step 6: Final answer
    x = 68,030.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.