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Finding the Fourth Proportional to 80,658.59, 111,298.77 and 44,844.03

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Solution

The fourth proportional to 80,658.59, 111,298.77 and 44,844.03 is: 61,879.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,658.59 : 111,298.77 = 44,844.03 : x
  2. Step 2: Convert to fraction form
    80,658.59/111,298.77 = 44,844.03/x
  3. Step 3: Cross multiply
    80,658.59x = 111,298.77 × 44,844.03
  4. Step 4: Simplify right side
    80,658.59x = 4,991,085,380.84
  5. Step 5: Solve for x
    x = 4,991,085,380.84/80,658.59
  6. Step 6: Final answer
    x = 61,879.16

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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.