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Finding the Fourth Proportional to 240.07, 359.90 and 95.76

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Solution

The fourth proportional to 240.07, 359.90 and 95.76 is: 143.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.07 : 359.90 = 95.76 : x
  2. Step 2: Convert to fraction form
    240.07/359.90 = 95.76/x
  3. Step 3: Cross multiply
    240.07x = 359.90 × 95.76
  4. Step 4: Simplify right side
    240.07x = 34,464.02
  5. Step 5: Solve for x
    x = 34,464.02/240.07
  6. Step 6: Final answer
    x = 143.56

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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.