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Finding the Fourth Proportional to 250.59, 376.02 and 113.63

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Solution

The fourth proportional to 250.59, 376.02 and 113.63 is: 170.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.59 : 376.02 = 113.63 : x
  2. Step 2: Convert to fraction form
    250.59/376.02 = 113.63/x
  3. Step 3: Cross multiply
    250.59x = 376.02 × 113.63
  4. Step 4: Simplify right side
    250.59x = 42,725.27
  5. Step 5: Solve for x
    x = 42,725.27/250.59
  6. Step 6: Final answer
    x = 170.50

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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.