Home / 254,853.10-351,666.66-140,112.82

Finding the Fourth Proportional to 254,853.10, 351,666.66 and 140,112.82

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Solution

The fourth proportional to 254,853.10, 351,666.66 and 140,112.82 is: 193,338.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,853.10 : 351,666.66 = 140,112.82 : x
  2. Step 2: Convert to fraction form
    254,853.10/351,666.66 = 140,112.82/x
  3. Step 3: Cross multiply
    254,853.10x = 351,666.66 × 140,112.82
  4. Step 4: Simplify right side
    254,853.10x = 49,273,007,432.58
  5. Step 5: Solve for x
    x = 49,273,007,432.58/254,853.10
  6. Step 6: Final answer
    x = 193,338.86

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1.5x scale

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.