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Finding the Fourth Proportional to 176,479.26, 264,768.30 and 71,372.04

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Solution

The fourth proportional to 176,479.26, 264,768.30 and 71,372.04 is: 107,078.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,479.26 : 264,768.30 = 71,372.04 : x
  2. Step 2: Convert to fraction form
    176,479.26/264,768.30 = 71,372.04/x
  3. Step 3: Cross multiply
    176,479.26x = 264,768.30 × 71,372.04
  4. Step 4: Simplify right side
    176,479.26x = 18,897,053,698.33
  5. Step 5: Solve for x
    x = 18,897,053,698.33/176,479.26
  6. Step 6: Final answer
    x = 107,078.04

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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.