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Finding the Fourth Proportional to 116.25, 160.23 and 96.52

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Solution

The fourth proportional to 116.25, 160.23 and 96.52 is: 133.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    116.25 : 160.23 = 96.52 : x
  2. Step 2: Convert to fraction form
    116.25/160.23 = 96.52/x
  3. Step 3: Cross multiply
    116.25x = 160.23 × 96.52
  4. Step 4: Simplify right side
    116.25x = 15,465.76
  5. Step 5: Solve for x
    x = 15,465.76/116.25
  6. Step 6: Final answer
    x = 133.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.