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Finding the Fourth Proportional to 250.58, 376.50 and 159.32

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Solution

The fourth proportional to 250.58, 376.50 and 159.32 is: 239.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.58 : 376.50 = 159.32 : x
  2. Step 2: Convert to fraction form
    250.58/376.50 = 159.32/x
  3. Step 3: Cross multiply
    250.58x = 376.50 × 159.32
  4. Step 4: Simplify right side
    250.58x = 59,983.98
  5. Step 5: Solve for x
    x = 59,983.98/250.58
  6. Step 6: Final answer
    x = 239.38

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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.