Home / 48,811.72-73,079.22-32,121.56

Finding the Fourth Proportional to 48,811.72, 73,079.22 and 32,121.56

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Solution

The fourth proportional to 48,811.72, 73,079.22 and 32,121.56 is: 48,091.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,811.72 : 73,079.22 = 32,121.56 : x
  2. Step 2: Convert to fraction form
    48,811.72/73,079.22 = 32,121.56/x
  3. Step 3: Cross multiply
    48,811.72x = 73,079.22 × 32,121.56
  4. Step 4: Simplify right side
    48,811.72x = 2,347,418,549.98
  5. Step 5: Solve for x
    x = 2,347,418,549.98/48,811.72
  6. Step 6: Final answer
    x = 48,091.29

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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.