Home / 75,600.45-113,380.43-22,995.81

Finding the Fourth Proportional to 75,600.45, 113,380.43 and 22,995.81

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Solution

The fourth proportional to 75,600.45, 113,380.43 and 22,995.81 is: 34,487.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,600.45 : 113,380.43 = 22,995.81 : x
  2. Step 2: Convert to fraction form
    75,600.45/113,380.43 = 22,995.81/x
  3. Step 3: Cross multiply
    75,600.45x = 113,380.43 × 22,995.81
  4. Step 4: Simplify right side
    75,600.45x = 2,607,274,711.02
  5. Step 5: Solve for x
    x = 2,607,274,711.02/75,600.45
  6. Step 6: Final answer
    x = 34,487.56

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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.