Home / 65,052.14-89,739.07-43,542.80

Finding the Fourth Proportional to 65,052.14, 89,739.07 and 43,542.80

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Solution

The fourth proportional to 65,052.14, 89,739.07 and 43,542.80 is: 60,067.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,052.14 : 89,739.07 = 43,542.80 : x
  2. Step 2: Convert to fraction form
    65,052.14/89,739.07 = 43,542.80/x
  3. Step 3: Cross multiply
    65,052.14x = 89,739.07 × 43,542.80
  4. Step 4: Simplify right side
    65,052.14x = 3,907,489,819.64
  5. Step 5: Solve for x
    x = 3,907,489,819.64/65,052.14
  6. Step 6: Final answer
    x = 60,067.04

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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.