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Finding the Fourth Proportional to 247,764.96, 341,910.72 and 134,588.52

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Solution

The fourth proportional to 247,764.96, 341,910.72 and 134,588.52 is: 185,729.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,764.96 : 341,910.72 = 134,588.52 : x
  2. Step 2: Convert to fraction form
    247,764.96/341,910.72 = 134,588.52/x
  3. Step 3: Cross multiply
    247,764.96x = 341,910.72 × 134,588.52
  4. Step 4: Simplify right side
    247,764.96x = 46,017,257,776.93
  5. Step 5: Solve for x
    x = 46,017,257,776.93/247,764.96
  6. Step 6: Final answer
    x = 185,729.48

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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.