Home / 218,330.81-327,496.20-60,559.27

Finding the Fourth Proportional to 218,330.81, 327,496.20 and 60,559.27

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Solution

The fourth proportional to 218,330.81, 327,496.20 and 60,559.27 is: 90,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,330.81 : 327,496.20 = 60,559.27 : x
  2. Step 2: Convert to fraction form
    218,330.81/327,496.20 = 60,559.27/x
  3. Step 3: Cross multiply
    218,330.81x = 327,496.20 × 60,559.27
  4. Step 4: Simplify right side
    218,330.81x = 19,832,930,496.98
  5. Step 5: Solve for x
    x = 19,832,930,496.98/218,330.81
  6. Step 6: Final answer
    x = 90,838.90

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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.