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Finding the Fourth Proportional to 66,899.44, 92,322.24 and 36,687.52

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Solution

The fourth proportional to 66,899.44, 92,322.24 and 36,687.52 is: 50,629.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,899.44 : 92,322.24 = 36,687.52 : x
  2. Step 2: Convert to fraction form
    66,899.44/92,322.24 = 36,687.52/x
  3. Step 3: Cross multiply
    66,899.44x = 92,322.24 × 36,687.52
  4. Step 4: Simplify right side
    66,899.44x = 3,387,074,026.44
  5. Step 5: Solve for x
    x = 3,387,074,026.44/66,899.44
  6. Step 6: Final answer
    x = 50,629.33

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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.