Home / 80,032.56-110,439.36-44,221.92

Finding the Fourth Proportional to 80,032.56, 110,439.36 and 44,221.92

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Solution

The fourth proportional to 80,032.56, 110,439.36 and 44,221.92 is: 61,023.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,032.56 : 110,439.36 = 44,221.92 : x
  2. Step 2: Convert to fraction form
    80,032.56/110,439.36 = 44,221.92/x
  3. Step 3: Cross multiply
    80,032.56x = 110,439.36 × 44,221.92
  4. Step 4: Simplify right side
    80,032.56x = 4,883,840,542.77
  5. Step 5: Solve for x
    x = 4,883,840,542.77/80,032.56
  6. Step 6: Final answer
    x = 61,023.17

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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.