Home / 268,183.09-370,098.89-147,331.90

Finding the Fourth Proportional to 268,183.09, 370,098.89 and 147,331.90

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Solution

The fourth proportional to 268,183.09, 370,098.89 and 147,331.90 is: 203,321.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,183.09 : 370,098.89 = 147,331.90 : x
  2. Step 2: Convert to fraction form
    268,183.09/370,098.89 = 147,331.90/x
  3. Step 3: Cross multiply
    268,183.09x = 370,098.89 × 147,331.90
  4. Step 4: Simplify right side
    268,183.09x = 54,527,372,651.59
  5. Step 5: Solve for x
    x = 54,527,372,651.59/268,183.09
  6. Step 6: Final answer
    x = 203,321.44

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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.