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Finding the Fourth Proportional to 80,613.80, 111,246.24 and 44,803.10

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Solution

The fourth proportional to 80,613.80, 111,246.24 and 44,803.10 is: 61,827.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,613.80 : 111,246.24 = 44,803.10 : x
  2. Step 2: Convert to fraction form
    80,613.80/111,246.24 = 44,803.10/x
  3. Step 3: Cross multiply
    80,613.80x = 111,246.24 × 44,803.10
  4. Step 4: Simplify right side
    80,613.80x = 4,984,176,415.34
  5. Step 5: Solve for x
    x = 4,984,176,415.34/80,613.80
  6. Step 6: Final answer
    x = 61,827.83

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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.