Home / 66,146.73-91,280.38-37,469.04

Finding the Fourth Proportional to 66,146.73, 91,280.38 and 37,469.04

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Solution

The fourth proportional to 66,146.73, 91,280.38 and 37,469.04 is: 51,706.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,146.73 : 91,280.38 = 37,469.04 : x
  2. Step 2: Convert to fraction form
    66,146.73/91,280.38 = 37,469.04/x
  3. Step 3: Cross multiply
    66,146.73x = 91,280.38 × 37,469.04
  4. Step 4: Simplify right side
    66,146.73x = 3,420,188,209.44
  5. Step 5: Solve for x
    x = 3,420,188,209.44/66,146.73
  6. Step 6: Final answer
    x = 51,706.08

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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.