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Finding the Fourth Proportional to 80,464.01, 111,044.12 and 44,654.31

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Solution

The fourth proportional to 80,464.01, 111,044.12 and 44,654.31 is: 61,625.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,464.01 : 111,044.12 = 44,654.31 : x
  2. Step 2: Convert to fraction form
    80,464.01/111,044.12 = 44,654.31/x
  3. Step 3: Cross multiply
    80,464.01x = 111,044.12 × 44,654.31
  4. Step 4: Simplify right side
    80,464.01x = 4,958,598,558.16
  5. Step 5: Solve for x
    x = 4,958,598,558.16/80,464.01
  6. Step 6: Final answer
    x = 61,625.05

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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.