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Finding the Fourth Proportional to 66,963.81, 92,414.13 and 44,263.44

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Solution

The fourth proportional to 66,963.81, 92,414.13 and 44,263.44 is: 61,086.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,963.81 : 92,414.13 = 44,263.44 : x
  2. Step 2: Convert to fraction form
    66,963.81/92,414.13 = 44,263.44/x
  3. Step 3: Cross multiply
    66,963.81x = 92,414.13 × 44,263.44
  4. Step 4: Simplify right side
    66,963.81x = 4,090,567,298.41
  5. Step 5: Solve for x
    x = 4,090,567,298.41/66,963.81
  6. Step 6: Final answer
    x = 61,086.24

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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.