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Finding the Fourth Proportional to 71,648.25, 98,843.88 and 44,744.07

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Solution

The fourth proportional to 71,648.25, 98,843.88 and 44,744.07 is: 61,727.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,648.25 : 98,843.88 = 44,744.07 : x
  2. Step 2: Convert to fraction form
    71,648.25/98,843.88 = 44,744.07/x
  3. Step 3: Cross multiply
    71,648.25x = 98,843.88 × 44,744.07
  4. Step 4: Simplify right side
    71,648.25x = 4,422,677,485.79
  5. Step 5: Solve for x
    x = 4,422,677,485.79/71,648.25
  6. Step 6: Final answer
    x = 61,727.64

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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.