Home / 80,003.55-110,402.76-44,192.79

Finding the Fourth Proportional to 80,003.55, 110,402.76 and 44,192.79

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Solution

The fourth proportional to 80,003.55, 110,402.76 and 44,192.79 is: 60,984.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,003.55 : 110,402.76 = 44,192.79 : x
  2. Step 2: Convert to fraction form
    80,003.55/110,402.76 = 44,192.79/x
  3. Step 3: Cross multiply
    80,003.55x = 110,402.76 × 44,192.79
  4. Step 4: Simplify right side
    80,003.55x = 4,879,005,988.10
  5. Step 5: Solve for x
    x = 4,879,005,988.10/80,003.55
  6. Step 6: Final answer
    x = 60,984.87

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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.