Home / 150,299.91-225,453.96-45,118.89

Finding the Fourth Proportional to 150,299.91, 225,453.96 and 45,118.89

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Solution

The fourth proportional to 150,299.91, 225,453.96 and 45,118.89 is: 67,679.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,299.91 : 225,453.96 = 45,118.89 : x
  2. Step 2: Convert to fraction form
    150,299.91/225,453.96 = 45,118.89/x
  3. Step 3: Cross multiply
    150,299.91x = 225,453.96 × 45,118.89
  4. Step 4: Simplify right side
    150,299.91x = 10,172,232,421.30
  5. Step 5: Solve for x
    x = 10,172,232,421.30/150,299.91
  6. Step 6: Final answer
    x = 67,679.56

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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.