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Finding the Fourth Proportional to 214.92, 296.54 and 132.06

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Solution

The fourth proportional to 214.92, 296.54 and 132.06 is: 182.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    214.92 : 296.54 = 132.06 : x
  2. Step 2: Convert to fraction form
    214.92/296.54 = 132.06/x
  3. Step 3: Cross multiply
    214.92x = 296.54 × 132.06
  4. Step 4: Simplify right side
    214.92x = 39,161.07
  5. Step 5: Solve for x
    x = 39,161.07/214.92
  6. Step 6: Final answer
    x = 182.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.