Home / 63,213.44-87,251.92-39,325.86

Finding the Fourth Proportional to 63,213.44, 87,251.92 and 39,325.86

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Solution

The fourth proportional to 63,213.44, 87,251.92 and 39,325.86 is: 54,280.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,213.44 : 87,251.92 = 39,325.86 : x
  2. Step 2: Convert to fraction form
    63,213.44/87,251.92 = 39,325.86/x
  3. Step 3: Cross multiply
    63,213.44x = 87,251.92 × 39,325.86
  4. Step 4: Simplify right side
    63,213.44x = 3,431,256,692.34
  5. Step 5: Solve for x
    x = 3,431,256,692.34/63,213.44
  6. Step 6: Final answer
    x = 54,280.50

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1.5x scale

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.