Home / 89,791.16-134,673.78-27,444.92

Finding the Fourth Proportional to 89,791.16, 134,673.78 and 27,444.92

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Solution

The fourth proportional to 89,791.16, 134,673.78 and 27,444.92 is: 41,163.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,791.16 : 134,673.78 = 27,444.92 : x
  2. Step 2: Convert to fraction form
    89,791.16/134,673.78 = 27,444.92/x
  3. Step 3: Cross multiply
    89,791.16x = 134,673.78 × 27,444.92
  4. Step 4: Simplify right side
    89,791.16x = 3,696,111,118.20
  5. Step 5: Solve for x
    x = 3,696,111,118.20/89,791.16
  6. Step 6: Final answer
    x = 41,163.42

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1.5x scale

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.