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Finding the Fourth Proportional to 111,772.98, 167,667.48 and 41,652

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Solution

The fourth proportional to 111,772.98, 167,667.48 and 41,652 is: 62,480.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,772.98 : 167,667.48 = 41,652 : x
  2. Step 2: Convert to fraction form
    111,772.98/167,667.48 = 41,652/x
  3. Step 3: Cross multiply
    111,772.98x = 167,667.48 × 41,652
  4. Step 4: Simplify right side
    111,772.98x = 6,983,685,876.96
  5. Step 5: Solve for x
    x = 6,983,685,876.96/111,772.98
  6. Step 6: Final answer
    x = 62,480.98

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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.