Home / 73,938.31-110,942.44-38,380.73

Finding the Fourth Proportional to 73,938.31, 110,942.44 and 38,380.73

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Solution

The fourth proportional to 73,938.31, 110,942.44 and 38,380.73 is: 57,589.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,938.31 : 110,942.44 = 38,380.73 : x
  2. Step 2: Convert to fraction form
    73,938.31/110,942.44 = 38,380.73/x
  3. Step 3: Cross multiply
    73,938.31x = 110,942.44 × 38,380.73
  4. Step 4: Simplify right side
    73,938.31x = 4,258,051,184.52
  5. Step 5: Solve for x
    x = 4,258,051,184.52/73,938.31
  6. Step 6: Final answer
    x = 57,589.24

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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.