Home / 75,428.25-113,241.26-50,579.49

Finding the Fourth Proportional to 75,428.25, 113,241.26 and 50,579.49

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Solution

The fourth proportional to 75,428.25, 113,241.26 and 50,579.49 is: 75,935.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,428.25 : 113,241.26 = 50,579.49 : x
  2. Step 2: Convert to fraction form
    75,428.25/113,241.26 = 50,579.49/x
  3. Step 3: Cross multiply
    75,428.25x = 113,241.26 × 50,579.49
  4. Step 4: Simplify right side
    75,428.25x = 5,727,684,807.37
  5. Step 5: Solve for x
    x = 5,727,684,807.37/75,428.25
  6. Step 6: Final answer
    x = 75,935.54

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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.