Home / 226,719.63-312,868.04-131,224.41

Finding the Fourth Proportional to 226,719.63, 312,868.04 and 131,224.41

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Solution

The fourth proportional to 226,719.63, 312,868.04 and 131,224.41 is: 181,086.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,719.63 : 312,868.04 = 131,224.41 : x
  2. Step 2: Convert to fraction form
    226,719.63/312,868.04 = 131,224.41/x
  3. Step 3: Cross multiply
    226,719.63x = 312,868.04 × 131,224.41
  4. Step 4: Simplify right side
    226,719.63x = 41,055,923,300.73
  5. Step 5: Solve for x
    x = 41,055,923,300.73/226,719.63
  6. Step 6: Final answer
    x = 181,086.76

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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.