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Finding the Fourth Proportional to 167,702.42, 251,553.62 and 114,951.98

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Solution

The fourth proportional to 167,702.42, 251,553.62 and 114,951.98 is: 172,427.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,702.42 : 251,553.62 = 114,951.98 : x
  2. Step 2: Convert to fraction form
    167,702.42/251,553.62 = 114,951.98/x
  3. Step 3: Cross multiply
    167,702.42x = 251,553.62 × 114,951.98
  4. Step 4: Simplify right side
    167,702.42x = 28,916,586,695.17
  5. Step 5: Solve for x
    x = 28,916,586,695.17/167,702.42
  6. Step 6: Final answer
    x = 172,427.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.