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Finding the Fourth Proportional to 175.29, 262.26 and 152.76

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Solution

The fourth proportional to 175.29, 262.26 and 152.76 is: 228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.29 : 262.26 = 152.76 : x
  2. Step 2: Convert to fraction form
    175.29/262.26 = 152.76/x
  3. Step 3: Cross multiply
    175.29x = 262.26 × 152.76
  4. Step 4: Simplify right side
    175.29x = 40,062.84
  5. Step 5: Solve for x
    x = 40,062.84/175.29
  6. Step 6: Final answer
    x = 228.55

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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.