Home / 180,781.20-271,185.66-60,838.74

Finding the Fourth Proportional to 180,781.20, 271,185.66 and 60,838.74

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Solution

The fourth proportional to 180,781.20, 271,185.66 and 60,838.74 is: 91,262.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,781.20 : 271,185.66 = 60,838.74 : x
  2. Step 2: Convert to fraction form
    180,781.20/271,185.66 = 60,838.74/x
  3. Step 3: Cross multiply
    180,781.20x = 271,185.66 × 60,838.74
  4. Step 4: Simplify right side
    180,781.20x = 16,498,593,860.47
  5. Step 5: Solve for x
    x = 16,498,593,860.47/180,781.20
  6. Step 6: Final answer
    x = 91,262.77

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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.