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Finding the Fourth Proportional to 66,739.25, 92,100.15 and 36,524.59

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Solution

The fourth proportional to 66,739.25, 92,100.15 and 36,524.59 is: 50,403.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,739.25 : 92,100.15 = 36,524.59 : x
  2. Step 2: Convert to fraction form
    66,739.25/92,100.15 = 36,524.59/x
  3. Step 3: Cross multiply
    66,739.25x = 92,100.15 × 36,524.59
  4. Step 4: Simplify right side
    66,739.25x = 3,363,919,757.19
  5. Step 5: Solve for x
    x = 3,363,919,757.19/66,739.25
  6. Step 6: Final answer
    x = 50,403.92

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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.