Home / 75,566.43-113,349.24-36,113.76

Finding the Fourth Proportional to 75,566.43, 113,349.24 and 36,113.76

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Solution

The fourth proportional to 75,566.43, 113,349.24 and 36,113.76 is: 54,170.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,566.43 : 113,349.24 = 36,113.76 : x
  2. Step 2: Convert to fraction form
    75,566.43/113,349.24 = 36,113.76/x
  3. Step 3: Cross multiply
    75,566.43x = 113,349.24 × 36,113.76
  4. Step 4: Simplify right side
    75,566.43x = 4,093,467,249.54
  5. Step 5: Solve for x
    x = 4,093,467,249.54/75,566.43
  6. Step 6: Final answer
    x = 54,170.45

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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.