Home / 80,119.24-110,578.43-48,288.18

Finding the Fourth Proportional to 80,119.24, 110,578.43 and 48,288.18

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Solution

The fourth proportional to 80,119.24, 110,578.43 and 48,288.18 is: 66,646.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,119.24 : 110,578.43 = 48,288.18 : x
  2. Step 2: Convert to fraction form
    80,119.24/110,578.43 = 48,288.18/x
  3. Step 3: Cross multiply
    80,119.24x = 110,578.43 × 48,288.18
  4. Step 4: Simplify right side
    80,119.24x = 5,339,631,131.96
  5. Step 5: Solve for x
    x = 5,339,631,131.96/80,119.24
  6. Step 6: Final answer
    x = 66,646.05

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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.