Home / 75,194.11-103,762.42-41,197.15

Finding the Fourth Proportional to 75,194.11, 103,762.42 and 41,197.15

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Solution

The fourth proportional to 75,194.11, 103,762.42 and 41,197.15 is: 56,849.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,194.11 : 103,762.42 = 41,197.15 : x
  2. Step 2: Convert to fraction form
    75,194.11/103,762.42 = 41,197.15/x
  3. Step 3: Cross multiply
    75,194.11x = 103,762.42 × 41,197.15
  4. Step 4: Simplify right side
    75,194.11x = 4,274,715,981.10
  5. Step 5: Solve for x
    x = 4,274,715,981.10/75,194.11
  6. Step 6: Final answer
    x = 56,849.08

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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.