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Finding the Fourth Proportional to 150.15, 207.36 and 132.54

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Solution

The fourth proportional to 150.15, 207.36 and 132.54 is: 183.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.15 : 207.36 = 132.54 : x
  2. Step 2: Convert to fraction form
    150.15/207.36 = 132.54/x
  3. Step 3: Cross multiply
    150.15x = 207.36 × 132.54
  4. Step 4: Simplify right side
    150.15x = 27,482.72
  5. Step 5: Solve for x
    x = 27,482.72/150.15
  6. Step 6: Final answer
    x = 183.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.