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Finding the Fourth Proportional to 250.79, 346.02 and 162.27

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Solution

The fourth proportional to 250.79, 346.02 and 162.27 is: 223.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.79 : 346.02 = 162.27 : x
  2. Step 2: Convert to fraction form
    250.79/346.02 = 162.27/x
  3. Step 3: Cross multiply
    250.79x = 346.02 × 162.27
  4. Step 4: Simplify right side
    250.79x = 56,148.67
  5. Step 5: Solve for x
    x = 56,148.67/250.79
  6. Step 6: Final answer
    x = 223.89

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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.