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Finding the Fourth Proportional to 167,049, 250,568.64 and 61,865.64

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Solution

The fourth proportional to 167,049, 250,568.64 and 61,865.64 is: 92,796.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,049 : 250,568.64 = 61,865.64 : x
  2. Step 2: Convert to fraction form
    167,049/250,568.64 = 61,865.64/x
  3. Step 3: Cross multiply
    167,049x = 250,568.64 × 61,865.64
  4. Step 4: Simplify right side
    167,049x = 15,501,589,277.53
  5. Step 5: Solve for x
    x = 15,501,589,277.53/167,049
  6. Step 6: Final answer
    x = 92,796.66

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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.