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Finding the Fourth Proportional to 175.43, 263.18 and 124.00

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Solution

The fourth proportional to 175.43, 263.18 and 124.00 is: 186.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.43 : 263.18 = 124.00 : x
  2. Step 2: Convert to fraction form
    175.43/263.18 = 124.00/x
  3. Step 3: Cross multiply
    175.43x = 263.18 × 124.00
  4. Step 4: Simplify right side
    175.43x = 32,633.97
  5. Step 5: Solve for x
    x = 32,633.97/175.43
  6. Step 6: Final answer
    x = 186.02

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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.