Home / 202,569.24-303,839.28-88,728.60

Finding the Fourth Proportional to 202,569.24, 303,839.28 and 88,728.60

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Solution

The fourth proportional to 202,569.24, 303,839.28 and 88,728.60 is: 133,086.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,569.24 : 303,839.28 = 88,728.60 : x
  2. Step 2: Convert to fraction form
    202,569.24/303,839.28 = 88,728.60/x
  3. Step 3: Cross multiply
    202,569.24x = 303,839.28 × 88,728.60
  4. Step 4: Simplify right side
    202,569.24x = 26,959,233,939.41
  5. Step 5: Solve for x
    x = 26,959,233,939.41/202,569.24
  6. Step 6: Final answer
    x = 133,086.51

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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.