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Finding the Fourth Proportional to 44,645.85, 66,968.78 and 34,792.54

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Solution

The fourth proportional to 44,645.85, 66,968.78 and 34,792.54 is: 52,188.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,645.85 : 66,968.78 = 34,792.54 : x
  2. Step 2: Convert to fraction form
    44,645.85/66,968.78 = 34,792.54/x
  3. Step 3: Cross multiply
    44,645.85x = 66,968.78 × 34,792.54
  4. Step 4: Simplify right side
    44,645.85x = 2,330,013,615.52
  5. Step 5: Solve for x
    x = 2,330,013,615.52/44,645.85
  6. Step 6: Final answer
    x = 52,188.81

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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.