Home / 75,940.40-113,882.52-44,361.20

Finding the Fourth Proportional to 75,940.40, 113,882.52 and 44,361.20

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Solution

The fourth proportional to 75,940.40, 113,882.52 and 44,361.20 is: 66,525.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,940.40 : 113,882.52 = 44,361.20 : x
  2. Step 2: Convert to fraction form
    75,940.40/113,882.52 = 44,361.20/x
  3. Step 3: Cross multiply
    75,940.40x = 113,882.52 × 44,361.20
  4. Step 4: Simplify right side
    75,940.40x = 5,051,965,246.22
  5. Step 5: Solve for x
    x = 5,051,965,246.22/75,940.40
  6. Step 6: Final answer
    x = 66,525.40

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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.