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Finding the Fourth Proportional to 113,770.47, 170,640.72 and 33,806.73

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Solution

The fourth proportional to 113,770.47, 170,640.72 and 33,806.73 is: 50,705.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,770.47 : 170,640.72 = 33,806.73 : x
  2. Step 2: Convert to fraction form
    113,770.47/170,640.72 = 33,806.73/x
  3. Step 3: Cross multiply
    113,770.47x = 170,640.72 × 33,806.73
  4. Step 4: Simplify right side
    113,770.47x = 5,768,804,748.05
  5. Step 5: Solve for x
    x = 5,768,804,748.05/113,770.47
  6. Step 6: Final answer
    x = 50,705.64

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1.5x scale

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.