Home / 254,863.33-351,720.41-140,150.72

Finding the Fourth Proportional to 254,863.33, 351,720.41 and 140,150.72

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Solution

The fourth proportional to 254,863.33, 351,720.41 and 140,150.72 is: 193,412.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,863.33 : 351,720.41 = 140,150.72 : x
  2. Step 2: Convert to fraction form
    254,863.33/351,720.41 = 140,150.72/x
  3. Step 3: Cross multiply
    254,863.33x = 351,720.41 × 140,150.72
  4. Step 4: Simplify right side
    254,863.33x = 49,293,868,700.20
  5. Step 5: Solve for x
    x = 49,293,868,700.20/254,863.33
  6. Step 6: Final answer
    x = 193,412.95

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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.