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Finding the Fourth Proportional to 80,462.64, 111,035.16 and 44,654.16

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Solution

The fourth proportional to 80,462.64, 111,035.16 and 44,654.16 is: 61,620.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,462.64 : 111,035.16 = 44,654.16 : x
  2. Step 2: Convert to fraction form
    80,462.64/111,035.16 = 44,654.16/x
  3. Step 3: Cross multiply
    80,462.64x = 111,035.16 × 44,654.16
  4. Step 4: Simplify right side
    80,462.64x = 4,958,181,800.27
  5. Step 5: Solve for x
    x = 4,958,181,800.27/80,462.64
  6. Step 6: Final answer
    x = 61,620.92

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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.