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Finding the Fourth Proportional to 247,399.00, 341,409.19 and 134,219.32

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Solution

The fourth proportional to 247,399.00, 341,409.19 and 134,219.32 is: 185,221.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,399.00 : 341,409.19 = 134,219.32 : x
  2. Step 2: Convert to fraction form
    247,399.00/341,409.19 = 134,219.32/x
  3. Step 3: Cross multiply
    247,399.00x = 341,409.19 × 134,219.32
  4. Step 4: Simplify right side
    247,399.00x = 45,823,706,945.41
  5. Step 5: Solve for x
    x = 45,823,706,945.41/247,399.00
  6. Step 6: Final answer
    x = 185,221.88

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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.