Home / 75,867.41-104,695.56-41,873.90

Finding the Fourth Proportional to 75,867.41, 104,695.56 and 41,873.90

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Solution

The fourth proportional to 75,867.41, 104,695.56 and 41,873.90 is: 57,785.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,867.41 : 104,695.56 = 41,873.90 : x
  2. Step 2: Convert to fraction form
    75,867.41/104,695.56 = 41,873.90/x
  3. Step 3: Cross multiply
    75,867.41x = 104,695.56 × 41,873.90
  4. Step 4: Simplify right side
    75,867.41x = 4,384,011,409.88
  5. Step 5: Solve for x
    x = 4,384,011,409.88/75,867.41
  6. Step 6: Final answer
    x = 57,785.17

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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.