Home / 226,812.10-340,218.15-148,015.30

Finding the Fourth Proportional to 226,812.10, 340,218.15 and 148,015.30

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Solution

The fourth proportional to 226,812.10, 340,218.15 and 148,015.30 is: 222,022.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,812.10 : 340,218.15 = 148,015.30 : x
  2. Step 2: Convert to fraction form
    226,812.10/340,218.15 = 148,015.30/x
  3. Step 3: Cross multiply
    226,812.10x = 340,218.15 × 148,015.30
  4. Step 4: Simplify right side
    226,812.10x = 50,357,491,537.70
  5. Step 5: Solve for x
    x = 50,357,491,537.70/226,812.10
  6. Step 6: Final answer
    x = 222,022.95

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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.