Home / 80,223.18-110,703.77-43,917.66

Finding the Fourth Proportional to 80,223.18, 110,703.77 and 43,917.66

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Solution

The fourth proportional to 80,223.18, 110,703.77 and 43,917.66 is: 60,604.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,223.18 : 110,703.77 = 43,917.66 : x
  2. Step 2: Convert to fraction form
    80,223.18/110,703.77 = 43,917.66/x
  3. Step 3: Cross multiply
    80,223.18x = 110,703.77 × 43,917.66
  4. Step 4: Simplify right side
    80,223.18x = 4,861,850,703.98
  5. Step 5: Solve for x
    x = 4,861,850,703.98/80,223.18
  6. Step 6: Final answer
    x = 60,604.07

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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.