Home / 231,863.13-347,791.95-130,668.82

Finding the Fourth Proportional to 231,863.13, 347,791.95 and 130,668.82

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Solution

The fourth proportional to 231,863.13, 347,791.95 and 130,668.82 is: 196,001.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,863.13 : 347,791.95 = 130,668.82 : x
  2. Step 2: Convert to fraction form
    231,863.13/347,791.95 = 130,668.82/x
  3. Step 3: Cross multiply
    231,863.13x = 347,791.95 × 130,668.82
  4. Step 4: Simplify right side
    231,863.13x = 45,445,562,842.52
  5. Step 5: Solve for x
    x = 45,445,562,842.52/231,863.13
  6. Step 6: Final answer
    x = 196,001.68

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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.