Home / 218,268.36-327,370.14-60,480.36

Finding the Fourth Proportional to 218,268.36, 327,370.14 and 60,480.36

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Solution

The fourth proportional to 218,268.36, 327,370.14 and 60,480.36 is: 90,711.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,268.36 : 327,370.14 = 60,480.36 : x
  2. Step 2: Convert to fraction form
    218,268.36/327,370.14 = 60,480.36/x
  3. Step 3: Cross multiply
    218,268.36x = 327,370.14 × 60,480.36
  4. Step 4: Simplify right side
    218,268.36x = 19,799,463,920.45
  5. Step 5: Solve for x
    x = 19,799,463,920.45/218,268.36
  6. Step 6: Final answer
    x = 90,711.56

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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.