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Finding the Fourth Proportional to 171,702.72, 236,945.34 and 95,222.16

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Solution

The fourth proportional to 171,702.72, 236,945.34 and 95,222.16 is: 131,404.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,702.72 : 236,945.34 = 95,222.16 : x
  2. Step 2: Convert to fraction form
    171,702.72/236,945.34 = 95,222.16/x
  3. Step 3: Cross multiply
    171,702.72x = 236,945.34 × 95,222.16
  4. Step 4: Simplify right side
    171,702.72x = 22,562,447,076.73
  5. Step 5: Solve for x
    x = 22,562,447,076.73/171,702.72
  6. Step 6: Final answer
    x = 131,404.13

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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.