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Finding the Fourth Proportional to 70,084.62, 96,729.31 and 41,792.13

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Solution

The fourth proportional to 70,084.62, 96,729.31 and 41,792.13 is: 57,680.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,084.62 : 96,729.31 = 41,792.13 : x
  2. Step 2: Convert to fraction form
    70,084.62/96,729.31 = 41,792.13/x
  3. Step 3: Cross multiply
    70,084.62x = 96,729.31 × 41,792.13
  4. Step 4: Simplify right side
    70,084.62x = 4,042,523,898.33
  5. Step 5: Solve for x
    x = 4,042,523,898.33/70,084.62
  6. Step 6: Final answer
    x = 57,680.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.