Home / 74,147.44-111,220.28-29,773.40

Finding the Fourth Proportional to 74,147.44, 111,220.28 and 29,773.40

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Solution

The fourth proportional to 74,147.44, 111,220.28 and 29,773.40 is: 44,659.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,147.44 : 111,220.28 = 29,773.40 : x
  2. Step 2: Convert to fraction form
    74,147.44/111,220.28 = 29,773.40/x
  3. Step 3: Cross multiply
    74,147.44x = 111,220.28 × 29,773.40
  4. Step 4: Simplify right side
    74,147.44x = 3,311,405,884.55
  5. Step 5: Solve for x
    x = 3,311,405,884.55/74,147.44
  6. Step 6: Final answer
    x = 44,659.75

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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.