Home / 75,631.13-104,367.17-41,642.64

Finding the Fourth Proportional to 75,631.13, 104,367.17 and 41,642.64

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Solution

The fourth proportional to 75,631.13, 104,367.17 and 41,642.64 is: 57,464.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,631.13 : 104,367.17 = 41,642.64 : x
  2. Step 2: Convert to fraction form
    75,631.13/104,367.17 = 41,642.64/x
  3. Step 3: Cross multiply
    75,631.13x = 104,367.17 × 41,642.64
  4. Step 4: Simplify right side
    75,631.13x = 4,346,124,973.97
  5. Step 5: Solve for x
    x = 4,346,124,973.97/75,631.13
  6. Step 6: Final answer
    x = 57,464.76

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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.