Home / 75,127.25-103,679.03-41,593.25

Finding the Fourth Proportional to 75,127.25, 103,679.03 and 41,593.25

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Solution

The fourth proportional to 75,127.25, 103,679.03 and 41,593.25 is: 57,400.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,127.25 : 103,679.03 = 41,593.25 : x
  2. Step 2: Convert to fraction form
    75,127.25/103,679.03 = 41,593.25/x
  3. Step 3: Cross multiply
    75,127.25x = 103,679.03 × 41,593.25
  4. Step 4: Simplify right side
    75,127.25x = 4,312,347,814.55
  5. Step 5: Solve for x
    x = 4,312,347,814.55/75,127.25
  6. Step 6: Final answer
    x = 57,400.58

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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.