Home / 63,418.38-95,128.50-30,141.84

Finding the Fourth Proportional to 63,418.38, 95,128.50 and 30,141.84

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Solution

The fourth proportional to 63,418.38, 95,128.50 and 30,141.84 is: 45,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,418.38 : 95,128.50 = 30,141.84 : x
  2. Step 2: Convert to fraction form
    63,418.38/95,128.50 = 30,141.84/x
  3. Step 3: Cross multiply
    63,418.38x = 95,128.50 × 30,141.84
  4. Step 4: Simplify right side
    63,418.38x = 2,867,348,026.44
  5. Step 5: Solve for x
    x = 2,867,348,026.44/63,418.38
  6. Step 6: Final answer
    x = 45,213.20

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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.