Home / 66,963.06-100,444.59-52,183.04

Finding the Fourth Proportional to 66,963.06, 100,444.59 and 52,183.04

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Solution

The fourth proportional to 66,963.06, 100,444.59 and 52,183.04 is: 78,274.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,963.06 : 100,444.59 = 52,183.04 : x
  2. Step 2: Convert to fraction form
    66,963.06/100,444.59 = 52,183.04/x
  3. Step 3: Cross multiply
    66,963.06x = 100,444.59 × 52,183.04
  4. Step 4: Simplify right side
    66,963.06x = 5,241,504,057.75
  5. Step 5: Solve for x
    x = 5,241,504,057.75/66,963.06
  6. Step 6: Final answer
    x = 78,274.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.