Home / 237,081.43-327,073.13-155,429.28

Finding the Fourth Proportional to 237,081.43, 327,073.13 and 155,429.28

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Solution

The fourth proportional to 237,081.43, 327,073.13 and 155,429.28 is: 214,427.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,081.43 : 327,073.13 = 155,429.28 : x
  2. Step 2: Convert to fraction form
    237,081.43/327,073.13 = 155,429.28/x
  3. Step 3: Cross multiply
    237,081.43x = 327,073.13 × 155,429.28
  4. Step 4: Simplify right side
    237,081.43x = 50,836,741,103.25
  5. Step 5: Solve for x
    x = 50,836,741,103.25/237,081.43
  6. Step 6: Final answer
    x = 214,427.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.