Home / 225,999.40-311,882.26-124,023.24

Finding the Fourth Proportional to 225,999.40, 311,882.26 and 124,023.24

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Solution

The fourth proportional to 225,999.40, 311,882.26 and 124,023.24 is: 171,153.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,999.40 : 311,882.26 = 124,023.24 : x
  2. Step 2: Convert to fraction form
    225,999.40/311,882.26 = 124,023.24/x
  3. Step 3: Cross multiply
    225,999.40x = 311,882.26 × 124,023.24
  4. Step 4: Simplify right side
    225,999.40x = 38,680,648,383.72
  5. Step 5: Solve for x
    x = 38,680,648,383.72/225,999.40
  6. Step 6: Final answer
    x = 171,153.77

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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.