Home / 89,564.85-134,330.56-36,242.87

Finding the Fourth Proportional to 89,564.85, 134,330.56 and 36,242.87

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Solution

The fourth proportional to 89,564.85, 134,330.56 and 36,242.87 is: 54,357.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,564.85 : 134,330.56 = 36,242.87 : x
  2. Step 2: Convert to fraction form
    89,564.85/134,330.56 = 36,242.87/x
  3. Step 3: Cross multiply
    89,564.85x = 134,330.56 × 36,242.87
  4. Step 4: Simplify right side
    89,564.85x = 4,868,524,260.85
  5. Step 5: Solve for x
    x = 4,868,524,260.85/89,564.85
  6. Step 6: Final answer
    x = 54,357.53

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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.