Home / 181,523.20-271,960.80-87,822.40

Finding the Fourth Proportional to 181,523.20, 271,960.80 and 87,822.40

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Solution

The fourth proportional to 181,523.20, 271,960.80 and 87,822.40 is: 131,576.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,523.20 : 271,960.80 = 87,822.40 : x
  2. Step 2: Convert to fraction form
    181,523.20/271,960.80 = 87,822.40/x
  3. Step 3: Cross multiply
    181,523.20x = 271,960.80 × 87,822.40
  4. Step 4: Simplify right side
    181,523.20x = 23,884,250,161.92
  5. Step 5: Solve for x
    x = 23,884,250,161.92/181,523.20
  6. Step 6: Final answer
    x = 131,576.85

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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.