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Finding the Fourth Proportional to 66,546.02, 91,833.93 and 36,738.02

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Solution

The fourth proportional to 66,546.02, 91,833.93 and 36,738.02 is: 50,698.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,546.02 : 91,833.93 = 36,738.02 : x
  2. Step 2: Convert to fraction form
    66,546.02/91,833.93 = 36,738.02/x
  3. Step 3: Cross multiply
    66,546.02x = 91,833.93 × 36,738.02
  4. Step 4: Simplify right side
    66,546.02x = 3,373,796,757.02
  5. Step 5: Solve for x
    x = 3,373,796,757.02/66,546.02
  6. Step 6: Final answer
    x = 50,698.70

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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.