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Finding the Fourth Proportional to 66,842.15, 92,241.86 and 36,627.39

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Solution

The fourth proportional to 66,842.15, 92,241.86 and 36,627.39 is: 50,545.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,842.15 : 92,241.86 = 36,627.39 : x
  2. Step 2: Convert to fraction form
    66,842.15/92,241.86 = 36,627.39/x
  3. Step 3: Cross multiply
    66,842.15x = 92,241.86 × 36,627.39
  4. Step 4: Simplify right side
    66,842.15x = 3,378,578,397.41
  5. Step 5: Solve for x
    x = 3,378,578,397.41/66,842.15
  6. Step 6: Final answer
    x = 50,545.63

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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.