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Finding the Fourth Proportional to 150.51, 225.73 and 107.05

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Solution

The fourth proportional to 150.51, 225.73 and 107.05 is: 160.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.51 : 225.73 = 107.05 : x
  2. Step 2: Convert to fraction form
    150.51/225.73 = 107.05/x
  3. Step 3: Cross multiply
    150.51x = 225.73 × 107.05
  4. Step 4: Simplify right side
    150.51x = 24,164.40
  5. Step 5: Solve for x
    x = 24,164.40/150.51
  6. Step 6: Final answer
    x = 160.55

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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.