Home / 100,311.62-150,516.38-44,144.65

Finding the Fourth Proportional to 100,311.62, 150,516.38 and 44,144.65

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Solution

The fourth proportional to 100,311.62, 150,516.38 and 44,144.65 is: 66,238.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,311.62 : 150,516.38 = 44,144.65 : x
  2. Step 2: Convert to fraction form
    100,311.62/150,516.38 = 44,144.65/x
  3. Step 3: Cross multiply
    100,311.62x = 150,516.38 × 44,144.65
  4. Step 4: Simplify right side
    100,311.62x = 6,644,492,117.91
  5. Step 5: Solve for x
    x = 6,644,492,117.91/100,311.62
  6. Step 6: Final answer
    x = 66,238.51

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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.