Home / 75,789.03-104,591.34-41,799

Finding the Fourth Proportional to 75,789.03, 104,591.34 and 41,799

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Solution

The fourth proportional to 75,789.03, 104,591.34 and 41,799 is: 57,683.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,789.03 : 104,591.34 = 41,799 : x
  2. Step 2: Convert to fraction form
    75,789.03/104,591.34 = 41,799/x
  3. Step 3: Cross multiply
    75,789.03x = 104,591.34 × 41,799
  4. Step 4: Simplify right side
    75,789.03x = 4,371,813,420.66
  5. Step 5: Solve for x
    x = 4,371,813,420.66/75,789.03
  6. Step 6: Final answer
    x = 57,683.99

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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.