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Finding the Fourth Proportional to 111,908.54, 167,801.46 and 44,372.18

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Solution

The fourth proportional to 111,908.54, 167,801.46 and 44,372.18 is: 66,533.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,908.54 : 167,801.46 = 44,372.18 : x
  2. Step 2: Convert to fraction form
    111,908.54/167,801.46 = 44,372.18/x
  3. Step 3: Cross multiply
    111,908.54x = 167,801.46 × 44,372.18
  4. Step 4: Simplify right side
    111,908.54x = 7,445,716,587.38
  5. Step 5: Solve for x
    x = 7,445,716,587.38/111,908.54
  6. Step 6: Final answer
    x = 66,533.94

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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.