Home / 218,566.27-327,834.35-134,339.43

Finding the Fourth Proportional to 218,566.27, 327,834.35 and 134,339.43

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Solution

The fourth proportional to 218,566.27, 327,834.35 and 134,339.43 is: 201,499.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,566.27 : 327,834.35 = 134,339.43 : x
  2. Step 2: Convert to fraction form
    218,566.27/327,834.35 = 134,339.43/x
  3. Step 3: Cross multiply
    218,566.27x = 327,834.35 × 134,339.43
  4. Step 4: Simplify right side
    218,566.27x = 44,041,079,545.50
  5. Step 5: Solve for x
    x = 44,041,079,545.50/218,566.27
  6. Step 6: Final answer
    x = 201,499.89

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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.