Home / 197,162.88-271,801.56-140,475.84

Finding the Fourth Proportional to 197,162.88, 271,801.56 and 140,475.84

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Solution

The fourth proportional to 197,162.88, 271,801.56 and 140,475.84 is: 193,654.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,162.88 : 271,801.56 = 140,475.84 : x
  2. Step 2: Convert to fraction form
    197,162.88/271,801.56 = 140,475.84/x
  3. Step 3: Cross multiply
    197,162.88x = 271,801.56 × 140,475.84
  4. Step 4: Simplify right side
    197,162.88x = 38,181,552,454.31
  5. Step 5: Solve for x
    x = 38,181,552,454.31/197,162.88
  6. Step 6: Final answer
    x = 193,654.87

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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.