Home / 89,564.12-134,341.31-27,229.76

Finding the Fourth Proportional to 89,564.12, 134,341.31 and 27,229.76

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Solution

The fourth proportional to 89,564.12, 134,341.31 and 27,229.76 is: 40,843.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,564.12 : 134,341.31 = 27,229.76 : x
  2. Step 2: Convert to fraction form
    89,564.12/134,341.31 = 27,229.76/x
  3. Step 3: Cross multiply
    89,564.12x = 134,341.31 × 27,229.76
  4. Step 4: Simplify right side
    89,564.12x = 3,658,081,629.39
  5. Step 5: Solve for x
    x = 3,658,081,629.39/89,564.12
  6. Step 6: Final answer
    x = 40,843.16

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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.