Home / 235,229.36-352,896.96-77,452.16

Finding the Fourth Proportional to 235,229.36, 352,896.96 and 77,452.16

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Solution

The fourth proportional to 235,229.36, 352,896.96 and 77,452.16 is: 116,195.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,229.36 : 352,896.96 = 77,452.16 : x
  2. Step 2: Convert to fraction form
    235,229.36/352,896.96 = 77,452.16/x
  3. Step 3: Cross multiply
    235,229.36x = 352,896.96 × 77,452.16
  4. Step 4: Simplify right side
    235,229.36x = 27,332,631,809.43
  5. Step 5: Solve for x
    x = 27,332,631,809.43/235,229.36
  6. Step 6: Final answer
    x = 116,195.66

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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.