Home / 80,119.72-110,552.93-46,121.64

Finding the Fourth Proportional to 80,119.72, 110,552.93 and 46,121.64

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Solution

The fourth proportional to 80,119.72, 110,552.93 and 46,121.64 is: 63,640.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,119.72 : 110,552.93 = 46,121.64 : x
  2. Step 2: Convert to fraction form
    80,119.72/110,552.93 = 46,121.64/x
  3. Step 3: Cross multiply
    80,119.72x = 110,552.93 × 46,121.64
  4. Step 4: Simplify right side
    80,119.72x = 5,098,882,207.80
  5. Step 5: Solve for x
    x = 5,098,882,207.80/80,119.72
  6. Step 6: Final answer
    x = 63,640.79

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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.