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Finding the Fourth Proportional to 159.37, 237.03 and 155.32

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Solution

The fourth proportional to 159.37, 237.03 and 155.32 is: 231.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    159.37 : 237.03 = 155.32 : x
  2. Step 2: Convert to fraction form
    159.37/237.03 = 155.32/x
  3. Step 3: Cross multiply
    159.37x = 237.03 × 155.32
  4. Step 4: Simplify right side
    159.37x = 36,814.32
  5. Step 5: Solve for x
    x = 36,814.32/159.37
  6. Step 6: Final answer
    x = 231.00

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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.