Home / 75,198-103,773.25-44,984.60

Finding the Fourth Proportional to 75,198, 103,773.25 and 44,984.60

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Solution

The fourth proportional to 75,198, 103,773.25 and 44,984.60 is: 62,078.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,198 : 103,773.25 = 44,984.60 : x
  2. Step 2: Convert to fraction form
    75,198/103,773.25 = 44,984.60/x
  3. Step 3: Cross multiply
    75,198x = 103,773.25 × 44,984.60
  4. Step 4: Simplify right side
    75,198x = 4,668,197,679.31
  5. Step 5: Solve for x
    x = 4,668,197,679.31/75,198
  6. Step 6: Final answer
    x = 62,078.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.