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Finding the Fourth Proportional to 242.53, 334.69 and 132.01

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Solution

The fourth proportional to 242.53, 334.69 and 132.01 is: 182.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    242.53 : 334.69 = 132.01 : x
  2. Step 2: Convert to fraction form
    242.53/334.69 = 132.01/x
  3. Step 3: Cross multiply
    242.53x = 334.69 × 132.01
  4. Step 4: Simplify right side
    242.53x = 44,181.29
  5. Step 5: Solve for x
    x = 44,181.29/242.53
  6. Step 6: Final answer
    x = 182.17

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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.