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Finding the Fourth Proportional to 230.10, 344.70 and 175.86

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Solution

The fourth proportional to 230.10, 344.70 and 175.86 is: 263.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    230.10 : 344.70 = 175.86 : x
  2. Step 2: Convert to fraction form
    230.10/344.70 = 175.86/x
  3. Step 3: Cross multiply
    230.10x = 344.70 × 175.86
  4. Step 4: Simplify right side
    230.10x = 60,618.94
  5. Step 5: Solve for x
    x = 60,618.94/230.10
  6. Step 6: Final answer
    x = 263.45

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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.