Home / 75,565.31-104,293.17-43,751.75

Finding the Fourth Proportional to 75,565.31, 104,293.17 and 43,751.75

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Solution

The fourth proportional to 75,565.31, 104,293.17 and 43,751.75 is: 60,384.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,565.31 : 104,293.17 = 43,751.75 : x
  2. Step 2: Convert to fraction form
    75,565.31/104,293.17 = 43,751.75/x
  3. Step 3: Cross multiply
    75,565.31x = 104,293.17 × 43,751.75
  4. Step 4: Simplify right side
    75,565.31x = 4,563,008,179.08
  5. Step 5: Solve for x
    x = 4,563,008,179.08/75,565.31
  6. Step 6: Final answer
    x = 60,384.96

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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.