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Finding the Fourth Proportional to 110,865.80, 166,320.30 and 44,294.60

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Solution

The fourth proportional to 110,865.80, 166,320.30 and 44,294.60 is: 66,450.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,865.80 : 166,320.30 = 44,294.60 : x
  2. Step 2: Convert to fraction form
    110,865.80/166,320.30 = 44,294.60/x
  3. Step 3: Cross multiply
    110,865.80x = 166,320.30 × 44,294.60
  4. Step 4: Simplify right side
    110,865.80x = 7,367,091,160.38
  5. Step 5: Solve for x
    x = 7,367,091,160.38/110,865.80
  6. Step 6: Final answer
    x = 66,450.53

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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.