Home / 63,381.10-95,076.60-28,324.30

Finding the Fourth Proportional to 63,381.10, 95,076.60 and 28,324.30

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Solution

The fourth proportional to 63,381.10, 95,076.60 and 28,324.30 is: 42,488.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,381.10 : 95,076.60 = 28,324.30 : x
  2. Step 2: Convert to fraction form
    63,381.10/95,076.60 = 28,324.30/x
  3. Step 3: Cross multiply
    63,381.10x = 95,076.60 × 28,324.30
  4. Step 4: Simplify right side
    63,381.10x = 2,692,978,141.38
  5. Step 5: Solve for x
    x = 2,692,978,141.38/63,381.10
  6. Step 6: Final answer
    x = 42,488.66

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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.