Home / 221,364.38-332,089.24-71,641.82

Finding the Fourth Proportional to 221,364.38, 332,089.24 and 71,641.82

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Solution

The fourth proportional to 221,364.38, 332,089.24 and 71,641.82 is: 107,476.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,364.38 : 332,089.24 = 71,641.82 : x
  2. Step 2: Convert to fraction form
    221,364.38/332,089.24 = 71,641.82/x
  3. Step 3: Cross multiply
    221,364.38x = 332,089.24 × 71,641.82
  4. Step 4: Simplify right side
    221,364.38x = 23,791,477,556.02
  5. Step 5: Solve for x
    x = 23,791,477,556.02/221,364.38
  6. Step 6: Final answer
    x = 107,476.54

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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.