Home / 221,475.06-332,265.24-71,715.38

Finding the Fourth Proportional to 221,475.06, 332,265.24 and 71,715.38

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Solution

The fourth proportional to 221,475.06, 332,265.24 and 71,715.38 is: 107,590.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,475.06 : 332,265.24 = 71,715.38 : x
  2. Step 2: Convert to fraction form
    221,475.06/332,265.24 = 71,715.38/x
  3. Step 3: Cross multiply
    221,475.06x = 332,265.24 × 71,715.38
  4. Step 4: Simplify right side
    221,475.06x = 23,828,526,286.07
  5. Step 5: Solve for x
    x = 23,828,526,286.07/221,475.06
  6. Step 6: Final answer
    x = 107,590.11

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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.