Home / 89,353.08-123,308.67-48,517.19

Finding the Fourth Proportional to 89,353.08, 123,308.67 and 48,517.19

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Solution

The fourth proportional to 89,353.08, 123,308.67 and 48,517.19 is: 66,954.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,353.08 : 123,308.67 = 48,517.19 : x
  2. Step 2: Convert to fraction form
    89,353.08/123,308.67 = 48,517.19/x
  3. Step 3: Cross multiply
    89,353.08x = 123,308.67 × 48,517.19
  4. Step 4: Simplify right side
    89,353.08x = 5,982,589,510.90
  5. Step 5: Solve for x
    x = 5,982,589,510.90/89,353.08
  6. Step 6: Final answer
    x = 66,954.48

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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.