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Finding the Fourth Proportional to 66,273.59, 91,454.83 and 36,059.04

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Solution

The fourth proportional to 66,273.59, 91,454.83 and 36,059.04 is: 49,759.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,273.59 : 91,454.83 = 36,059.04 : x
  2. Step 2: Convert to fraction form
    66,273.59/91,454.83 = 36,059.04/x
  3. Step 3: Cross multiply
    66,273.59x = 91,454.83 × 36,059.04
  4. Step 4: Simplify right side
    66,273.59x = 3,297,773,373.16
  5. Step 5: Solve for x
    x = 3,297,773,373.16/66,273.59
  6. Step 6: Final answer
    x = 49,759.99

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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.