Home / 49,132.08-73,640.28-22,781.28

Finding the Fourth Proportional to 49,132.08, 73,640.28 and 22,781.28

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Solution

The fourth proportional to 49,132.08, 73,640.28 and 22,781.28 is: 34,145.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,132.08 : 73,640.28 = 22,781.28 : x
  2. Step 2: Convert to fraction form
    49,132.08/73,640.28 = 22,781.28/x
  3. Step 3: Cross multiply
    49,132.08x = 73,640.28 × 22,781.28
  4. Step 4: Simplify right side
    49,132.08x = 1,677,619,837.96
  5. Step 5: Solve for x
    x = 1,677,619,837.96/49,132.08
  6. Step 6: Final answer
    x = 34,145.10

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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.