Home / 80,282.32-110,793.48-48,450.64

Finding the Fourth Proportional to 80,282.32, 110,793.48 and 48,450.64

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Solution

The fourth proportional to 80,282.32, 110,793.48 and 48,450.64 is: 66,864.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,282.32 : 110,793.48 = 48,450.64 : x
  2. Step 2: Convert to fraction form
    80,282.32/110,793.48 = 48,450.64/x
  3. Step 3: Cross multiply
    80,282.32x = 110,793.48 × 48,450.64
  4. Step 4: Simplify right side
    80,282.32x = 5,368,015,013.83
  5. Step 5: Solve for x
    x = 5,368,015,013.83/80,282.32
  6. Step 6: Final answer
    x = 66,864.22

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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.