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Finding the Fourth Proportional to 240.00, 359.30 and 124.17

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Solution

The fourth proportional to 240.00, 359.30 and 124.17 is: 185.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.00 : 359.30 = 124.17 : x
  2. Step 2: Convert to fraction form
    240.00/359.30 = 124.17/x
  3. Step 3: Cross multiply
    240.00x = 359.30 × 124.17
  4. Step 4: Simplify right side
    240.00x = 44,613.24
  5. Step 5: Solve for x
    x = 44,613.24/240.00
  6. Step 6: Final answer
    x = 185.89

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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.