Home / 247,380.75-341,385.57-134,203.50

Finding the Fourth Proportional to 247,380.75, 341,385.57 and 134,203.50

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Solution

The fourth proportional to 247,380.75, 341,385.57 and 134,203.50 is: 185,200.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,380.75 : 341,385.57 = 134,203.50 : x
  2. Step 2: Convert to fraction form
    247,380.75/341,385.57 = 134,203.50/x
  3. Step 3: Cross multiply
    247,380.75x = 341,385.57 × 134,203.50
  4. Step 4: Simplify right side
    247,380.75x = 45,815,138,343.50
  5. Step 5: Solve for x
    x = 45,815,138,343.50/247,380.75
  6. Step 6: Final answer
    x = 185,200.90

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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.