Home / 150,967.32-226,451-67,764.12

Finding the Fourth Proportional to 150,967.32, 226,451 and 67,764.12

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Solution

The fourth proportional to 150,967.32, 226,451 and 67,764.12 is: 101,646.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,967.32 : 226,451 = 67,764.12 : x
  2. Step 2: Convert to fraction form
    150,967.32/226,451 = 67,764.12/x
  3. Step 3: Cross multiply
    150,967.32x = 226,451 × 67,764.12
  4. Step 4: Simplify right side
    150,967.32x = 15,345,252,738.12
  5. Step 5: Solve for x
    x = 15,345,252,738.12/150,967.32
  6. Step 6: Final answer
    x = 101,646.19

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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.