Home / 75,774.90-113,559.48-40,227.24

Finding the Fourth Proportional to 75,774.90, 113,559.48 and 40,227.24

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Solution

The fourth proportional to 75,774.90, 113,559.48 and 40,227.24 is: 60,286.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,774.90 : 113,559.48 = 40,227.24 : x
  2. Step 2: Convert to fraction form
    75,774.90/113,559.48 = 40,227.24/x
  3. Step 3: Cross multiply
    75,774.90x = 113,559.48 × 40,227.24
  4. Step 4: Simplify right side
    75,774.90x = 4,568,184,456.24
  5. Step 5: Solve for x
    x = 4,568,184,456.24/75,774.90
  6. Step 6: Final answer
    x = 60,286.25

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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.