Home / 247,717.22-341,849.85-140,287.28

Finding the Fourth Proportional to 247,717.22, 341,849.85 and 140,287.28

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Solution

The fourth proportional to 247,717.22, 341,849.85 and 140,287.28 is: 193,596.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,717.22 : 341,849.85 = 140,287.28 : x
  2. Step 2: Convert to fraction form
    247,717.22/341,849.85 = 140,287.28/x
  3. Step 3: Cross multiply
    247,717.22x = 341,849.85 × 140,287.28
  4. Step 4: Simplify right side
    247,717.22x = 47,957,185,624.91
  5. Step 5: Solve for x
    x = 47,957,185,624.91/247,717.22
  6. Step 6: Final answer
    x = 193,596.50

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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.