Home / 75,156.62-103,712.42-41,165.25

Finding the Fourth Proportional to 75,156.62, 103,712.42 and 41,165.25

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Solution

The fourth proportional to 75,156.62, 103,712.42 and 41,165.25 is: 56,806.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,156.62 : 103,712.42 = 41,165.25 : x
  2. Step 2: Convert to fraction form
    75,156.62/103,712.42 = 41,165.25/x
  3. Step 3: Cross multiply
    75,156.62x = 103,712.42 × 41,165.25
  4. Step 4: Simplify right side
    75,156.62x = 4,269,347,491.58
  5. Step 5: Solve for x
    x = 4,269,347,491.58/75,156.62
  6. Step 6: Final answer
    x = 56,806.01

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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.