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Finding the Fourth Proportional to 233.69, 350.53 and 96.70

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Solution

The fourth proportional to 233.69, 350.53 and 96.70 is: 145.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.69 : 350.53 = 96.70 : x
  2. Step 2: Convert to fraction form
    233.69/350.53 = 96.70/x
  3. Step 3: Cross multiply
    233.69x = 350.53 × 96.70
  4. Step 4: Simplify right side
    233.69x = 33,896.25
  5. Step 5: Solve for x
    x = 33,896.25/233.69
  6. Step 6: Final answer
    x = 145.05

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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.