Home / 89,319.26-123,260.28-49,032.14

Finding the Fourth Proportional to 89,319.26, 123,260.28 and 49,032.14

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Solution

The fourth proportional to 89,319.26, 123,260.28 and 49,032.14 is: 67,664.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,319.26 : 123,260.28 = 49,032.14 : x
  2. Step 2: Convert to fraction form
    89,319.26/123,260.28 = 49,032.14/x
  3. Step 3: Cross multiply
    89,319.26x = 123,260.28 × 49,032.14
  4. Step 4: Simplify right side
    89,319.26x = 6,043,714,781.03
  5. Step 5: Solve for x
    x = 6,043,714,781.03/89,319.26
  6. Step 6: Final answer
    x = 67,664.19

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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.