Home / 55,192.20-76,163.04-30,041.70

Finding the Fourth Proportional to 55,192.20, 76,163.04 and 30,041.70

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Solution

The fourth proportional to 55,192.20, 76,163.04 and 30,041.70 is: 41,456.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,192.20 : 76,163.04 = 30,041.70 : x
  2. Step 2: Convert to fraction form
    55,192.20/76,163.04 = 30,041.70/x
  3. Step 3: Cross multiply
    55,192.20x = 76,163.04 × 30,041.70
  4. Step 4: Simplify right side
    55,192.20x = 2,288,067,198.77
  5. Step 5: Solve for x
    x = 2,288,067,198.77/55,192.20
  6. Step 6: Final answer
    x = 41,456.35

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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.