Home / 148,243.05-204,575.54-80,260.07

Finding the Fourth Proportional to 148,243.05, 204,575.54 and 80,260.07

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Solution

The fourth proportional to 148,243.05, 204,575.54 and 80,260.07 is: 110,758.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,243.05 : 204,575.54 = 80,260.07 : x
  2. Step 2: Convert to fraction form
    148,243.05/204,575.54 = 80,260.07/x
  3. Step 3: Cross multiply
    148,243.05x = 204,575.54 × 80,260.07
  4. Step 4: Simplify right side
    148,243.05x = 16,419,247,160.69
  5. Step 5: Solve for x
    x = 16,419,247,160.69/148,243.05
  6. Step 6: Final answer
    x = 110,758.97

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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.