Home / 84,566.97-126,766.62-47,144.16

Finding the Fourth Proportional to 84,566.97, 126,766.62 and 47,144.16

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Solution

The fourth proportional to 84,566.97, 126,766.62 and 47,144.16 is: 70,669.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,566.97 : 126,766.62 = 47,144.16 : x
  2. Step 2: Convert to fraction form
    84,566.97/126,766.62 = 47,144.16/x
  3. Step 3: Cross multiply
    84,566.97x = 126,766.62 × 47,144.16
  4. Step 4: Simplify right side
    84,566.97x = 5,976,305,815.94
  5. Step 5: Solve for x
    x = 5,976,305,815.94/84,566.97
  6. Step 6: Final answer
    x = 70,669.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.