Home / 75,634.38-104,371.80-41,642.16

Finding the Fourth Proportional to 75,634.38, 104,371.80 and 41,642.16

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Solution

The fourth proportional to 75,634.38, 104,371.80 and 41,642.16 is: 57,464.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,634.38 : 104,371.80 = 41,642.16 : x
  2. Step 2: Convert to fraction form
    75,634.38/104,371.80 = 41,642.16/x
  3. Step 3: Cross multiply
    75,634.38x = 104,371.80 × 41,642.16
  4. Step 4: Simplify right side
    75,634.38x = 4,346,267,195.09
  5. Step 5: Solve for x
    x = 4,346,267,195.09/75,634.38
  6. Step 6: Final answer
    x = 57,464.17

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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.