Home / 142,391.90-213,556.17-41,167.85

Finding the Fourth Proportional to 142,391.90, 213,556.17 and 41,167.85

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Solution

The fourth proportional to 142,391.90, 213,556.17 and 41,167.85 is: 61,742.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,391.90 : 213,556.17 = 41,167.85 : x
  2. Step 2: Convert to fraction form
    142,391.90/213,556.17 = 41,167.85/x
  3. Step 3: Cross multiply
    142,391.90x = 213,556.17 × 41,167.85
  4. Step 4: Simplify right side
    142,391.90x = 8,791,647,305.35
  5. Step 5: Solve for x
    x = 8,791,647,305.35/142,391.90
  6. Step 6: Final answer
    x = 61,742.61

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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.