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Finding the Fourth Proportional to 250.87, 346.25 and 162.28

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Solution

The fourth proportional to 250.87, 346.25 and 162.28 is: 223.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.87 : 346.25 = 162.28 : x
  2. Step 2: Convert to fraction form
    250.87/346.25 = 162.28/x
  3. Step 3: Cross multiply
    250.87x = 346.25 × 162.28
  4. Step 4: Simplify right side
    250.87x = 56,189.45
  5. Step 5: Solve for x
    x = 56,189.45/250.87
  6. Step 6: Final answer
    x = 223.98

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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.