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Finding the Fourth Proportional to 181.52, 250.29 and 116.00

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Solution

The fourth proportional to 181.52, 250.29 and 116.00 is: 159.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    181.52 : 250.29 = 116.00 : x
  2. Step 2: Convert to fraction form
    181.52/250.29 = 116.00/x
  3. Step 3: Cross multiply
    181.52x = 250.29 × 116.00
  4. Step 4: Simplify right side
    181.52x = 29,032.39
  5. Step 5: Solve for x
    x = 29,032.39/181.52
  6. Step 6: Final answer
    x = 159.94

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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.