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Finding the Fourth Proportional to 66,954.92, 92,397.76 and 36,740.44

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Solution

The fourth proportional to 66,954.92, 92,397.76 and 36,740.44 is: 50,701.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,954.92 : 92,397.76 = 36,740.44 : x
  2. Step 2: Convert to fraction form
    66,954.92/92,397.76 = 36,740.44/x
  3. Step 3: Cross multiply
    66,954.92x = 92,397.76 × 36,740.44
  4. Step 4: Simplify right side
    66,954.92x = 3,394,734,357.41
  5. Step 5: Solve for x
    x = 3,394,734,357.41/66,954.92
  6. Step 6: Final answer
    x = 50,701.79

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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.