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Finding the Fourth Proportional to 113.30, 170.02 and 44.83

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Solution

The fourth proportional to 113.30, 170.02 and 44.83 is: 67.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    113.30 : 170.02 = 44.83 : x
  2. Step 2: Convert to fraction form
    113.30/170.02 = 44.83/x
  3. Step 3: Cross multiply
    113.30x = 170.02 × 44.83
  4. Step 4: Simplify right side
    113.30x = 7,622.00
  5. Step 5: Solve for x
    x = 7,622.00/113.30
  6. Step 6: Final answer
    x = 67.27

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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.