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Finding the Fourth Proportional to 132.04, 181.94 and 116.52

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Solution

The fourth proportional to 132.04, 181.94 and 116.52 is: 160.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132.04 : 181.94 = 116.52 : x
  2. Step 2: Convert to fraction form
    132.04/181.94 = 116.52/x
  3. Step 3: Cross multiply
    132.04x = 181.94 × 116.52
  4. Step 4: Simplify right side
    132.04x = 21,199.65
  5. Step 5: Solve for x
    x = 21,199.65/132.04
  6. Step 6: Final answer
    x = 160.55

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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.