Home / 270,786.60-373,690.17-148,289.76

Finding the Fourth Proportional to 270,786.60, 373,690.17 and 148,289.76

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Solution

The fourth proportional to 270,786.60, 373,690.17 and 148,289.76 is: 204,642.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,786.60 : 373,690.17 = 148,289.76 : x
  2. Step 2: Convert to fraction form
    270,786.60/373,690.17 = 148,289.76/x
  3. Step 3: Cross multiply
    270,786.60x = 373,690.17 × 148,289.76
  4. Step 4: Simplify right side
    270,786.60x = 55,414,425,623.66
  5. Step 5: Solve for x
    x = 55,414,425,623.66/270,786.60
  6. Step 6: Final answer
    x = 204,642.42

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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.