Home / 231,290.52-319,234.26-150,577.50

Finding the Fourth Proportional to 231,290.52, 319,234.26 and 150,577.50

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Solution

The fourth proportional to 231,290.52, 319,234.26 and 150,577.50 is: 207,831.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,290.52 : 319,234.26 = 150,577.50 : x
  2. Step 2: Convert to fraction form
    231,290.52/319,234.26 = 150,577.50/x
  3. Step 3: Cross multiply
    231,290.52x = 319,234.26 × 150,577.50
  4. Step 4: Simplify right side
    231,290.52x = 48,069,496,785.15
  5. Step 5: Solve for x
    x = 48,069,496,785.15/231,290.52
  6. Step 6: Final answer
    x = 207,831.68

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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.