Home / 151,712.30-227,313.30-120,000.80

Finding the Fourth Proportional to 151,712.30, 227,313.30 and 120,000.80

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Solution

The fourth proportional to 151,712.30, 227,313.30 and 120,000.80 is: 179,799.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,712.30 : 227,313.30 = 120,000.80 : x
  2. Step 2: Convert to fraction form
    151,712.30/227,313.30 = 120,000.80/x
  3. Step 3: Cross multiply
    151,712.30x = 227,313.30 × 120,000.80
  4. Step 4: Simplify right side
    151,712.30x = 27,277,777,850.64
  5. Step 5: Solve for x
    x = 27,277,777,850.64/151,712.30
  6. Step 6: Final answer
    x = 179,799.38

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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.