Home / 239,470.76-359,102.06-68,654.86

Finding the Fourth Proportional to 239,470.76, 359,102.06 and 68,654.86

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Solution

The fourth proportional to 239,470.76, 359,102.06 and 68,654.86 is: 102,952.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,470.76 : 359,102.06 = 68,654.86 : x
  2. Step 2: Convert to fraction form
    239,470.76/359,102.06 = 68,654.86/x
  3. Step 3: Cross multiply
    239,470.76x = 359,102.06 × 68,654.86
  4. Step 4: Simplify right side
    239,470.76x = 24,654,100,671.44
  5. Step 5: Solve for x
    x = 24,654,100,671.44/239,470.76
  6. Step 6: Final answer
    x = 102,952.45

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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.