Home / 89,001.90-122,822.32-48,165.95

Finding the Fourth Proportional to 89,001.90, 122,822.32 and 48,165.95

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Solution

The fourth proportional to 89,001.90, 122,822.32 and 48,165.95 is: 66,468.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,001.90 : 122,822.32 = 48,165.95 : x
  2. Step 2: Convert to fraction form
    89,001.90/122,822.32 = 48,165.95/x
  3. Step 3: Cross multiply
    89,001.90x = 122,822.32 × 48,165.95
  4. Step 4: Simplify right side
    89,001.90x = 5,915,853,724.00
  5. Step 5: Solve for x
    x = 5,915,853,724.00/89,001.90
  6. Step 6: Final answer
    x = 66,468.85

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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.