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Finding the Fourth Proportional to 66,734.63, 92,093.79 and 36,519.95

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Solution

The fourth proportional to 66,734.63, 92,093.79 and 36,519.95 is: 50,397.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,734.63 : 92,093.79 = 36,519.95 : x
  2. Step 2: Convert to fraction form
    66,734.63/92,093.79 = 36,519.95/x
  3. Step 3: Cross multiply
    66,734.63x = 92,093.79 × 36,519.95
  4. Step 4: Simplify right side
    66,734.63x = 3,363,260,606.11
  5. Step 5: Solve for x
    x = 3,363,260,606.11/66,734.63
  6. Step 6: Final answer
    x = 50,397.53

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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.