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Finding the Fourth Proportional to 175.91, 260.18 and 175.91

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Solution

The fourth proportional to 175.91, 260.18 and 175.91 is: 260.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.91 : 260.18 = 175.91 : x
  2. Step 2: Convert to fraction form
    175.91/260.18 = 175.91/x
  3. Step 3: Cross multiply
    175.91x = 260.18 × 175.91
  4. Step 4: Simplify right side
    175.91x = 45,768.26
  5. Step 5: Solve for x
    x = 45,768.26/175.91
  6. Step 6: Final answer
    x = 260.18

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.