Home / 215,277.03-322,984.76-65,546.33

Finding the Fourth Proportional to 215,277.03, 322,984.76 and 65,546.33

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Solution

The fourth proportional to 215,277.03, 322,984.76 and 65,546.33 is: 98,340.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,277.03 : 322,984.76 = 65,546.33 : x
  2. Step 2: Convert to fraction form
    215,277.03/322,984.76 = 65,546.33/x
  3. Step 3: Cross multiply
    215,277.03x = 322,984.76 × 65,546.33
  4. Step 4: Simplify right side
    215,277.03x = 21,170,463,721.28
  5. Step 5: Solve for x
    x = 21,170,463,721.28/215,277.03
  6. Step 6: Final answer
    x = 98,340.56

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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.