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Finding the Fourth Proportional to 247,652.88, 341,751.60 and 140,201.52

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Solution

The fourth proportional to 247,652.88, 341,751.60 and 140,201.52 is: 193,472.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,652.88 : 341,751.60 = 140,201.52 : x
  2. Step 2: Convert to fraction form
    247,652.88/341,751.60 = 140,201.52/x
  3. Step 3: Cross multiply
    247,652.88x = 341,751.60 × 140,201.52
  4. Step 4: Simplify right side
    247,652.88x = 47,914,093,782.43
  5. Step 5: Solve for x
    x = 47,914,093,782.43/247,652.88
  6. Step 6: Final answer
    x = 193,472.79

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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.