Home / 75,786.03-104,585.38-41,795.73

Finding the Fourth Proportional to 75,786.03, 104,585.38 and 41,795.73

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Solution

The fourth proportional to 75,786.03, 104,585.38 and 41,795.73 is: 57,678.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,786.03 : 104,585.38 = 41,795.73 : x
  2. Step 2: Convert to fraction form
    75,786.03/104,585.38 = 41,795.73/x
  3. Step 3: Cross multiply
    75,786.03x = 104,585.38 × 41,795.73
  4. Step 4: Simplify right side
    75,786.03x = 4,371,222,199.94
  5. Step 5: Solve for x
    x = 4,371,222,199.94/75,786.03
  6. Step 6: Final answer
    x = 57,678.47

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Double scale
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1.5x scale

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.