Home / 75,760.20-104,539.95-43,493.04

Finding the Fourth Proportional to 75,760.20, 104,539.95 and 43,493.04

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Solution

The fourth proportional to 75,760.20, 104,539.95 and 43,493.04 is: 60,015.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,760.20 : 104,539.95 = 43,493.04 : x
  2. Step 2: Convert to fraction form
    75,760.20/104,539.95 = 43,493.04/x
  3. Step 3: Cross multiply
    75,760.20x = 104,539.95 × 43,493.04
  4. Step 4: Simplify right side
    75,760.20x = 4,546,760,226.95
  5. Step 5: Solve for x
    x = 4,546,760,226.95/75,760.20
  6. Step 6: Final answer
    x = 60,015.16

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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.