Home / 89,557.11-134,330.81-27,222.75

Finding the Fourth Proportional to 89,557.11, 134,330.81 and 27,222.75

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Solution

The fourth proportional to 89,557.11, 134,330.81 and 27,222.75 is: 40,832.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,557.11 : 134,330.81 = 27,222.75 : x
  2. Step 2: Convert to fraction form
    89,557.11/134,330.81 = 27,222.75/x
  3. Step 3: Cross multiply
    89,557.11x = 134,330.81 × 27,222.75
  4. Step 4: Simplify right side
    89,557.11x = 3,656,853,921.81
  5. Step 5: Solve for x
    x = 3,656,853,921.81/89,557.11
  6. Step 6: Final answer
    x = 40,832.65

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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.