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Finding the Fourth Proportional to 111,175.65, 166,771.27 and 44,615.82

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Solution

The fourth proportional to 111,175.65, 166,771.27 and 44,615.82 is: 66,926.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,175.65 : 166,771.27 = 44,615.82 : x
  2. Step 2: Convert to fraction form
    111,175.65/166,771.27 = 44,615.82/x
  3. Step 3: Cross multiply
    111,175.65x = 166,771.27 × 44,615.82
  4. Step 4: Simplify right side
    111,175.65x = 7,440,636,963.49
  5. Step 5: Solve for x
    x = 7,440,636,963.49/111,175.65
  6. Step 6: Final answer
    x = 66,926.86

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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.