Home / 133,183.23-183,797.27-72,759.49

Finding the Fourth Proportional to 133,183.23, 183,797.27 and 72,759.49

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Solution

The fourth proportional to 133,183.23, 183,797.27 and 72,759.49 is: 100,410.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,183.23 : 183,797.27 = 72,759.49 : x
  2. Step 2: Convert to fraction form
    133,183.23/183,797.27 = 72,759.49/x
  3. Step 3: Cross multiply
    133,183.23x = 183,797.27 × 72,759.49
  4. Step 4: Simplify right side
    133,183.23x = 13,372,995,078.15
  5. Step 5: Solve for x
    x = 13,372,995,078.15/133,183.23
  6. Step 6: Final answer
    x = 100,410.51

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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.