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Finding the Fourth Proportional to 150,511.69, 225,767.55 and 50,663.53

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Solution

The fourth proportional to 150,511.69, 225,767.55 and 50,663.53 is: 75,995.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,511.69 : 225,767.55 = 50,663.53 : x
  2. Step 2: Convert to fraction form
    150,511.69/225,767.55 = 50,663.53/x
  3. Step 3: Cross multiply
    150,511.69x = 225,767.55 × 50,663.53
  4. Step 4: Simplify right side
    150,511.69x = 11,438,181,042.45
  5. Step 5: Solve for x
    x = 11,438,181,042.45/150,511.69
  6. Step 6: Final answer
    x = 75,995.30

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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.