Home / 75,943.46-113,914.77-30,964.64

Finding the Fourth Proportional to 75,943.46, 113,914.77 and 30,964.64

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Solution

The fourth proportional to 75,943.46, 113,914.77 and 30,964.64 is: 46,446.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,943.46 : 113,914.77 = 30,964.64 : x
  2. Step 2: Convert to fraction form
    75,943.46/113,914.77 = 30,964.64/x
  3. Step 3: Cross multiply
    75,943.46x = 113,914.77 × 30,964.64
  4. Step 4: Simplify right side
    75,943.46x = 3,527,329,416.55
  5. Step 5: Solve for x
    x = 3,527,329,416.55/75,943.46
  6. Step 6: Final answer
    x = 46,446.79

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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.