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Finding the Fourth Proportional to 71,744.62, 98,966.37 and 44,840.42

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Solution

The fourth proportional to 71,744.62, 98,966.37 and 44,840.42 is: 61,854.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,744.62 : 98,966.37 = 44,840.42 : x
  2. Step 2: Convert to fraction form
    71,744.62/98,966.37 = 44,840.42/x
  3. Step 3: Cross multiply
    71,744.62x = 98,966.37 × 44,840.42
  4. Step 4: Simplify right side
    71,744.62x = 4,437,693,596.68
  5. Step 5: Solve for x
    x = 4,437,693,596.68/71,744.62
  6. Step 6: Final answer
    x = 61,854.03

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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.