Home / 134,640.17-201,965.38-50,391.47

Finding the Fourth Proportional to 134,640.17, 201,965.38 and 50,391.47

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Solution

The fourth proportional to 134,640.17, 201,965.38 and 50,391.47 is: 75,589.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,640.17 : 201,965.38 = 50,391.47 : x
  2. Step 2: Convert to fraction form
    134,640.17/201,965.38 = 50,391.47/x
  3. Step 3: Cross multiply
    134,640.17x = 201,965.38 × 50,391.47
  4. Step 4: Simplify right side
    134,640.17x = 10,177,331,377.48
  5. Step 5: Solve for x
    x = 10,177,331,377.48/134,640.17
  6. Step 6: Final answer
    x = 75,589.12

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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.