Home / 75,867.94-113,765.37-44,287.30

Finding the Fourth Proportional to 75,867.94, 113,765.37 and 44,287.30

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Solution

The fourth proportional to 75,867.94, 113,765.37 and 44,287.30 is: 66,409.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,867.94 : 113,765.37 = 44,287.30 : x
  2. Step 2: Convert to fraction form
    75,867.94/113,765.37 = 44,287.30/x
  3. Step 3: Cross multiply
    75,867.94x = 113,765.37 × 44,287.30
  4. Step 4: Simplify right side
    75,867.94x = 5,038,361,070.80
  5. Step 5: Solve for x
    x = 5,038,361,070.80/75,867.94
  6. Step 6: Final answer
    x = 66,409.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.