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Finding the Fourth Proportional to 150,572.01, 225,891.43 and 45,383.39

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Solution

The fourth proportional to 150,572.01, 225,891.43 and 45,383.39 is: 68,085.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,572.01 : 225,891.43 = 45,383.39 : x
  2. Step 2: Convert to fraction form
    150,572.01/225,891.43 = 45,383.39/x
  3. Step 3: Cross multiply
    150,572.01x = 225,891.43 × 45,383.39
  4. Step 4: Simplify right side
    150,572.01x = 10,251,718,724.81
  5. Step 5: Solve for x
    x = 10,251,718,724.81/150,572.01
  6. Step 6: Final answer
    x = 68,085.15

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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.