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Finding the Fourth Proportional to 176.51, 243.41 and 150.35

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Solution

The fourth proportional to 176.51, 243.41 and 150.35 is: 207.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.51 : 243.41 = 150.35 : x
  2. Step 2: Convert to fraction form
    176.51/243.41 = 150.35/x
  3. Step 3: Cross multiply
    176.51x = 243.41 × 150.35
  4. Step 4: Simplify right side
    176.51x = 36,594.72
  5. Step 5: Solve for x
    x = 36,594.72/176.51
  6. Step 6: Final answer
    x = 207.33

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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.