Home / 75,940.06-113,933.18-35,989.64

Finding the Fourth Proportional to 75,940.06, 113,933.18 and 35,989.64

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Solution

The fourth proportional to 75,940.06, 113,933.18 and 35,989.64 is: 53,995.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,940.06 : 113,933.18 = 35,989.64 : x
  2. Step 2: Convert to fraction form
    75,940.06/113,933.18 = 35,989.64/x
  3. Step 3: Cross multiply
    75,940.06x = 113,933.18 × 35,989.64
  4. Step 4: Simplify right side
    75,940.06x = 4,100,414,132.26
  5. Step 5: Solve for x
    x = 4,100,414,132.26/75,940.06
  6. Step 6: Final answer
    x = 53,995.40

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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.