Home / 115,149.24-172,649.66-48,571.56

Finding the Fourth Proportional to 115,149.24, 172,649.66 and 48,571.56

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Solution

The fourth proportional to 115,149.24, 172,649.66 and 48,571.56 is: 72,826.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,149.24 : 172,649.66 = 48,571.56 : x
  2. Step 2: Convert to fraction form
    115,149.24/172,649.66 = 48,571.56/x
  3. Step 3: Cross multiply
    115,149.24x = 172,649.66 × 48,571.56
  4. Step 4: Simplify right side
    115,149.24x = 8,385,863,319.67
  5. Step 5: Solve for x
    x = 8,385,863,319.67/115,149.24
  6. Step 6: Final answer
    x = 72,826.04

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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.