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Finding the Fourth Proportional to 173.75, 260.01 and 141.35

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Solution

The fourth proportional to 173.75, 260.01 and 141.35 is: 211.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.75 : 260.01 = 141.35 : x
  2. Step 2: Convert to fraction form
    173.75/260.01 = 141.35/x
  3. Step 3: Cross multiply
    173.75x = 260.01 × 141.35
  4. Step 4: Simplify right side
    173.75x = 36,751.11
  5. Step 5: Solve for x
    x = 36,751.11/173.75
  6. Step 6: Final answer
    x = 211.52

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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.