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Finding the Fourth Proportional to 160.37, 239.95 and 95.13

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Solution

The fourth proportional to 160.37, 239.95 and 95.13 is: 142.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.37 : 239.95 = 95.13 : x
  2. Step 2: Convert to fraction form
    160.37/239.95 = 95.13/x
  3. Step 3: Cross multiply
    160.37x = 239.95 × 95.13
  4. Step 4: Simplify right side
    160.37x = 22,826.56
  5. Step 5: Solve for x
    x = 22,826.56/160.37
  6. Step 6: Final answer
    x = 142.34

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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.