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Finding the Fourth Proportional to 176,436, 264,654 and 45,108

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Solution

The fourth proportional to 176,436, 264,654 and 45,108 is: 67,662

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,436 : 264,654 = 45,108 : x
  2. Step 2: Convert to fraction form
    176,436/264,654 = 45,108/x
  3. Step 3: Cross multiply
    176,436x = 264,654 × 45,108
  4. Step 4: Simplify right side
    176,436x = 11,938,012,632
  5. Step 5: Solve for x
    x = 11,938,012,632/176,436
  6. Step 6: Final answer
    x = 67,662

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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.