Home / 50,832.12-76,082.58-45,982.20

Finding the Fourth Proportional to 50,832.12, 76,082.58 and 45,982.20

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Solution

The fourth proportional to 50,832.12, 76,082.58 and 45,982.20 is: 68,823.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,832.12 : 76,082.58 = 45,982.20 : x
  2. Step 2: Convert to fraction form
    50,832.12/76,082.58 = 45,982.20/x
  3. Step 3: Cross multiply
    50,832.12x = 76,082.58 × 45,982.20
  4. Step 4: Simplify right side
    50,832.12x = 3,498,444,410.08
  5. Step 5: Solve for x
    x = 3,498,444,410.08/50,832.12
  6. Step 6: Final answer
    x = 68,823.50

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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.