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Finding the Fourth Proportional to 159.08, 237.51 and 157.37

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Solution

The fourth proportional to 159.08, 237.51 and 157.37 is: 234.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    159.08 : 237.51 = 157.37 : x
  2. Step 2: Convert to fraction form
    159.08/237.51 = 157.37/x
  3. Step 3: Cross multiply
    159.08x = 237.51 × 157.37
  4. Step 4: Simplify right side
    159.08x = 37,375.76
  5. Step 5: Solve for x
    x = 37,375.76/159.08
  6. Step 6: Final answer
    x = 234.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.