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Finding the Fourth Proportional to 150,505.80, 225,782.07 and 50,658.21

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Solution

The fourth proportional to 150,505.80, 225,782.07 and 50,658.21 is: 75,995.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,505.80 : 225,782.07 = 50,658.21 : x
  2. Step 2: Convert to fraction form
    150,505.80/225,782.07 = 50,658.21/x
  3. Step 3: Cross multiply
    150,505.80x = 225,782.07 × 50,658.21
  4. Step 4: Simplify right side
    150,505.80x = 11,437,715,516.29
  5. Step 5: Solve for x
    x = 11,437,715,516.29/150,505.80
  6. Step 6: Final answer
    x = 75,995.18

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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.