Home / 80,161.36-110,622.18-44,350.72

Finding the Fourth Proportional to 80,161.36, 110,622.18 and 44,350.72

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Solution

The fourth proportional to 80,161.36, 110,622.18 and 44,350.72 is: 61,203.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,161.36 : 110,622.18 = 44,350.72 : x
  2. Step 2: Convert to fraction form
    80,161.36/110,622.18 = 44,350.72/x
  3. Step 3: Cross multiply
    80,161.36x = 110,622.18 × 44,350.72
  4. Step 4: Simplify right side
    80,161.36x = 4,906,173,330.97
  5. Step 5: Solve for x
    x = 4,906,173,330.97/80,161.36
  6. Step 6: Final answer
    x = 61,203.72

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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.