Home / 197,002.86-271,796.49-112,098.66

Finding the Fourth Proportional to 197,002.86, 271,796.49 and 112,098.66

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Solution

The fourth proportional to 197,002.86, 271,796.49 and 112,098.66 is: 154,657.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,002.86 : 271,796.49 = 112,098.66 : x
  2. Step 2: Convert to fraction form
    197,002.86/271,796.49 = 112,098.66/x
  3. Step 3: Cross multiply
    197,002.86x = 271,796.49 × 112,098.66
  4. Step 4: Simplify right side
    197,002.86x = 30,468,022,321.70
  5. Step 5: Solve for x
    x = 30,468,022,321.70/197,002.86
  6. Step 6: Final answer
    x = 154,657.77

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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.