Home / 231,292.53-319,272.03-150,739.92

Finding the Fourth Proportional to 231,292.53, 319,272.03 and 150,739.92

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Solution

The fourth proportional to 231,292.53, 319,272.03 and 150,739.92 is: 208,078.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,292.53 : 319,272.03 = 150,739.92 : x
  2. Step 2: Convert to fraction form
    231,292.53/319,272.03 = 150,739.92/x
  3. Step 3: Cross multiply
    231,292.53x = 319,272.03 × 150,739.92
  4. Step 4: Simplify right side
    231,292.53x = 48,127,040,260.44
  5. Step 5: Solve for x
    x = 48,127,040,260.44/231,292.53
  6. Step 6: Final answer
    x = 208,078.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.