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Finding the Fourth Proportional to 247,379.70, 341,383.86 and 134,202.44

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Solution

The fourth proportional to 247,379.70, 341,383.86 and 134,202.44 is: 185,199.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,379.70 : 341,383.86 = 134,202.44 : x
  2. Step 2: Convert to fraction form
    247,379.70/341,383.86 = 134,202.44/x
  3. Step 3: Cross multiply
    247,379.70x = 341,383.86 × 134,202.44
  4. Step 4: Simplify right side
    247,379.70x = 45,814,546,988.62
  5. Step 5: Solve for x
    x = 45,814,546,988.62/247,379.70
  6. Step 6: Final answer
    x = 185,199.30

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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.