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Finding the Fourth Proportional to 111,476.90, 167,220.82 and 44,908

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Solution

The fourth proportional to 111,476.90, 167,220.82 and 44,908 is: 67,364.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,476.90 : 167,220.82 = 44,908 : x
  2. Step 2: Convert to fraction form
    111,476.90/167,220.82 = 44,908/x
  3. Step 3: Cross multiply
    111,476.90x = 167,220.82 × 44,908
  4. Step 4: Simplify right side
    111,476.90x = 7,509,552,584.56
  5. Step 5: Solve for x
    x = 7,509,552,584.56/111,476.90
  6. Step 6: Final answer
    x = 67,364.20

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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.