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Finding the Fourth Proportional to 66,793.74, 92,175.48 and 36,167.16

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Solution

The fourth proportional to 66,793.74, 92,175.48 and 36,167.16 is: 49,910.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,793.74 : 92,175.48 = 36,167.16 : x
  2. Step 2: Convert to fraction form
    66,793.74/92,175.48 = 36,167.16/x
  3. Step 3: Cross multiply
    66,793.74x = 92,175.48 × 36,167.16
  4. Step 4: Simplify right side
    66,793.74x = 3,333,725,333.24
  5. Step 5: Solve for x
    x = 3,333,725,333.24/66,793.74
  6. Step 6: Final answer
    x = 49,910.75

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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.