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Finding the Fourth Proportional to 66,745.59, 92,104.92 and 36,524.91

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Solution

The fourth proportional to 66,745.59, 92,104.92 and 36,524.91 is: 50,402.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,745.59 : 92,104.92 = 36,524.91 : x
  2. Step 2: Convert to fraction form
    66,745.59/92,104.92 = 36,524.91/x
  3. Step 3: Cross multiply
    66,745.59x = 92,104.92 × 36,524.91
  4. Step 4: Simplify right side
    66,745.59x = 3,364,123,913.56
  5. Step 5: Solve for x
    x = 3,364,123,913.56/66,745.59
  6. Step 6: Final answer
    x = 50,402.19

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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.