Home / 80,980.42-111,752.23-44,682.20

Finding the Fourth Proportional to 80,980.42, 111,752.23 and 44,682.20

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Solution

The fourth proportional to 80,980.42, 111,752.23 and 44,682.20 is: 61,661.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,980.42 : 111,752.23 = 44,682.20 : x
  2. Step 2: Convert to fraction form
    80,980.42/111,752.23 = 44,682.20/x
  3. Step 3: Cross multiply
    80,980.42x = 111,752.23 × 44,682.20
  4. Step 4: Simplify right side
    80,980.42x = 4,993,335,755.92
  5. Step 5: Solve for x
    x = 4,993,335,755.92/80,980.42
  6. Step 6: Final answer
    x = 61,661.02

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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.