Home / 75,440.37-113,179.78-35,451.59

Finding the Fourth Proportional to 75,440.37, 113,179.78 and 35,451.59

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Solution

The fourth proportional to 75,440.37, 113,179.78 and 35,451.59 is: 53,186.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,440.37 : 113,179.78 = 35,451.59 : x
  2. Step 2: Convert to fraction form
    75,440.37/113,179.78 = 35,451.59/x
  3. Step 3: Cross multiply
    75,440.37x = 113,179.78 × 35,451.59
  4. Step 4: Simplify right side
    75,440.37x = 4,012,403,156.85
  5. Step 5: Solve for x
    x = 4,012,403,156.85/75,440.37
  6. Step 6: Final answer
    x = 53,186.42

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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.