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Finding the Fourth Proportional to 162,966.61, 244,450.11 and 44,638.97

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Solution

The fourth proportional to 162,966.61, 244,450.11 and 44,638.97 is: 66,958.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,966.61 : 244,450.11 = 44,638.97 : x
  2. Step 2: Convert to fraction form
    162,966.61/244,450.11 = 44,638.97/x
  3. Step 3: Cross multiply
    162,966.61x = 244,450.11 × 44,638.97
  4. Step 4: Simplify right side
    162,966.61x = 10,912,001,126.79
  5. Step 5: Solve for x
    x = 10,912,001,126.79/162,966.61
  6. Step 6: Final answer
    x = 66,958.51

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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.