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Finding the Fourth Proportional to 167,757.98, 251,681.94 and 73,008.56

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Solution

The fourth proportional to 167,757.98, 251,681.94 and 73,008.56 is: 109,532.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,757.98 : 251,681.94 = 73,008.56 : x
  2. Step 2: Convert to fraction form
    167,757.98/251,681.94 = 73,008.56/x
  3. Step 3: Cross multiply
    167,757.98x = 251,681.94 × 73,008.56
  4. Step 4: Simplify right side
    167,757.98x = 18,374,934,759.00
  5. Step 5: Solve for x
    x = 18,374,934,759.00/167,757.98
  6. Step 6: Final answer
    x = 109,532.41

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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.