Home / 150,972.32-226,458.48-67,769.12

Finding the Fourth Proportional to 150,972.32, 226,458.48 and 67,769.12

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Solution

The fourth proportional to 150,972.32, 226,458.48 and 67,769.12 is: 101,653.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,972.32 : 226,458.48 = 67,769.12 : x
  2. Step 2: Convert to fraction form
    150,972.32/226,458.48 = 67,769.12/x
  3. Step 3: Cross multiply
    150,972.32x = 226,458.48 × 67,769.12
  4. Step 4: Simplify right side
    150,972.32x = 15,346,891,906.14
  5. Step 5: Solve for x
    x = 15,346,891,906.14/150,972.32
  6. Step 6: Final answer
    x = 101,653.68

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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.