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Finding the Fourth Proportional to 247,687.82, 341,913.86 and 167,224.34

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Solution

The fourth proportional to 247,687.82, 341,913.86 and 167,224.34 is: 230,840.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,687.82 : 341,913.86 = 167,224.34 : x
  2. Step 2: Convert to fraction form
    247,687.82/341,913.86 = 167,224.34/x
  3. Step 3: Cross multiply
    247,687.82x = 341,913.86 × 167,224.34
  4. Step 4: Simplify right side
    247,687.82x = 57,176,320,221.11
  5. Step 5: Solve for x
    x = 57,176,320,221.11/247,687.82
  6. Step 6: Final answer
    x = 230,840.26

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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.