Home / 187,964.52-281,998.84-86,793.48

Finding the Fourth Proportional to 187,964.52, 281,998.84 and 86,793.48

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Solution

The fourth proportional to 187,964.52, 281,998.84 and 86,793.48 is: 130,214.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,964.52 : 281,998.84 = 86,793.48 : x
  2. Step 2: Convert to fraction form
    187,964.52/281,998.84 = 86,793.48/x
  3. Step 3: Cross multiply
    187,964.52x = 281,998.84 × 86,793.48
  4. Step 4: Simplify right side
    187,964.52x = 24,475,660,679.56
  5. Step 5: Solve for x
    x = 24,475,660,679.56/187,964.52
  6. Step 6: Final answer
    x = 130,214.26

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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.