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Finding the Fourth Proportional to 80,462.01, 111,037.64 and 44,652.05

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Solution

The fourth proportional to 80,462.01, 111,037.64 and 44,652.05 is: 61,619.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,462.01 : 111,037.64 = 44,652.05 : x
  2. Step 2: Convert to fraction form
    80,462.01/111,037.64 = 44,652.05/x
  3. Step 3: Cross multiply
    80,462.01x = 111,037.64 × 44,652.05
  4. Step 4: Simplify right side
    80,462.01x = 4,958,057,734.96
  5. Step 5: Solve for x
    x = 4,958,057,734.96/80,462.01
  6. Step 6: Final answer
    x = 61,619.86

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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.