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Finding the Fourth Proportional to 175.43, 263.55 and 151.94

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Solution

The fourth proportional to 175.43, 263.55 and 151.94 is: 228.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.43 : 263.55 = 151.94 : x
  2. Step 2: Convert to fraction form
    175.43/263.55 = 151.94/x
  3. Step 3: Cross multiply
    175.43x = 263.55 × 151.94
  4. Step 4: Simplify right side
    175.43x = 40,041.71
  5. Step 5: Solve for x
    x = 40,041.71/175.43
  6. Step 6: Final answer
    x = 228.26

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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.