Home / 75,127.40-103,673.22-41,591.24

Finding the Fourth Proportional to 75,127.40, 103,673.22 and 41,591.24

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Solution

The fourth proportional to 75,127.40, 103,673.22 and 41,591.24 is: 57,394.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,127.40 : 103,673.22 = 41,591.24 : x
  2. Step 2: Convert to fraction form
    75,127.40/103,673.22 = 41,591.24/x
  3. Step 3: Cross multiply
    75,127.40x = 103,673.22 × 41,591.24
  4. Step 4: Simplify right side
    75,127.40x = 4,311,897,774.59
  5. Step 5: Solve for x
    x = 4,311,897,774.59/75,127.40
  6. Step 6: Final answer
    x = 57,394.48

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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.