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Finding the Fourth Proportional to 247,393.26, 341,403.35 and 134,216.01

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Solution

The fourth proportional to 247,393.26, 341,403.35 and 134,216.01 is: 185,218.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,393.26 : 341,403.35 = 134,216.01 : x
  2. Step 2: Convert to fraction form
    247,393.26/341,403.35 = 134,216.01/x
  3. Step 3: Cross multiply
    247,393.26x = 341,403.35 × 134,216.01
  4. Step 4: Simplify right side
    247,393.26x = 45,821,794,766.55
  5. Step 5: Solve for x
    x = 45,821,794,766.55/247,393.26
  6. Step 6: Final answer
    x = 185,218.44

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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.