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Finding the Fourth Proportional to 66,764.97, 92,132.10 and 36,544.44

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Solution

The fourth proportional to 66,764.97, 92,132.10 and 36,544.44 is: 50,429.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,764.97 : 92,132.10 = 36,544.44 : x
  2. Step 2: Convert to fraction form
    66,764.97/92,132.10 = 36,544.44/x
  3. Step 3: Cross multiply
    66,764.97x = 92,132.10 × 36,544.44
  4. Step 4: Simplify right side
    66,764.97x = 3,366,916,000.52
  5. Step 5: Solve for x
    x = 3,366,916,000.52/66,764.97
  6. Step 6: Final answer
    x = 50,429.38

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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.