Home / 150,789.48-226,195.02-45,616.65

Finding the Fourth Proportional to 150,789.48, 226,195.02 and 45,616.65

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Solution

The fourth proportional to 150,789.48, 226,195.02 and 45,616.65 is: 68,428.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,789.48 : 226,195.02 = 45,616.65 : x
  2. Step 2: Convert to fraction form
    150,789.48/226,195.02 = 45,616.65/x
  3. Step 3: Cross multiply
    150,789.48x = 226,195.02 × 45,616.65
  4. Step 4: Simplify right side
    150,789.48x = 10,318,259,059.08
  5. Step 5: Solve for x
    x = 10,318,259,059.08/150,789.48
  6. Step 6: Final answer
    x = 68,428.24

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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.