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Finding the Fourth Proportional to 150,634.53, 225,946.29 and 45,450.75

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Solution

The fourth proportional to 150,634.53, 225,946.29 and 45,450.75 is: 68,174.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,634.53 : 225,946.29 = 45,450.75 : x
  2. Step 2: Convert to fraction form
    150,634.53/225,946.29 = 45,450.75/x
  3. Step 3: Cross multiply
    150,634.53x = 225,946.29 × 45,450.75
  4. Step 4: Simplify right side
    150,634.53x = 10,269,428,340.22
  5. Step 5: Solve for x
    x = 10,269,428,340.22/150,634.53
  6. Step 6: Final answer
    x = 68,174.46

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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.