Home / 75,730.11-104,506.99-41,738.61

Finding the Fourth Proportional to 75,730.11, 104,506.99 and 41,738.61

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Solution

The fourth proportional to 75,730.11, 104,506.99 and 41,738.61 is: 57,598.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,730.11 : 104,506.99 = 41,738.61 : x
  2. Step 2: Convert to fraction form
    75,730.11/104,506.99 = 41,738.61/x
  3. Step 3: Cross multiply
    75,730.11x = 104,506.99 × 41,738.61
  4. Step 4: Simplify right side
    75,730.11x = 4,361,976,497.88
  5. Step 5: Solve for x
    x = 4,361,976,497.88/75,730.11
  6. Step 6: Final answer
    x = 57,598.97

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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.