Home / 55,500.80-83,251.20-50,908.10

Finding the Fourth Proportional to 55,500.80, 83,251.20 and 50,908.10

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Solution

The fourth proportional to 55,500.80, 83,251.20 and 50,908.10 is: 76,362.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,500.80 : 83,251.20 = 50,908.10 : x
  2. Step 2: Convert to fraction form
    55,500.80/83,251.20 = 50,908.10/x
  3. Step 3: Cross multiply
    55,500.80x = 83,251.20 × 50,908.10
  4. Step 4: Simplify right side
    55,500.80x = 4,238,160,414.72
  5. Step 5: Solve for x
    x = 4,238,160,414.72/55,500.80
  6. Step 6: Final answer
    x = 76,362.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.