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Finding the Fourth Proportional to 160.07, 239.87 and 95.08

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Solution

The fourth proportional to 160.07, 239.87 and 95.08 is: 142.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.07 : 239.87 = 95.08 : x
  2. Step 2: Convert to fraction form
    160.07/239.87 = 95.08/x
  3. Step 3: Cross multiply
    160.07x = 239.87 × 95.08
  4. Step 4: Simplify right side
    160.07x = 22,806.84
  5. Step 5: Solve for x
    x = 22,806.84/160.07
  6. Step 6: Final answer
    x = 142.48

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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.