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Finding the Fourth Proportional to 167,435.70, 251,239.67 and 92,541.89

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Solution

The fourth proportional to 167,435.70, 251,239.67 and 92,541.89 is: 138,860.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,435.70 : 251,239.67 = 92,541.89 : x
  2. Step 2: Convert to fraction form
    167,435.70/251,239.67 = 92,541.89/x
  3. Step 3: Cross multiply
    167,435.70x = 251,239.67 × 92,541.89
  4. Step 4: Simplify right side
    167,435.70x = 23,250,192,185.87
  5. Step 5: Solve for x
    x = 23,250,192,185.87/167,435.70
  6. Step 6: Final answer
    x = 138,860.42

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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.