Home / 55,057.11-75,989.46-35,903.63

Finding the Fourth Proportional to 55,057.11, 75,989.46 and 35,903.63

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Solution

The fourth proportional to 55,057.11, 75,989.46 and 35,903.63 is: 49,553.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,057.11 : 75,989.46 = 35,903.63 : x
  2. Step 2: Convert to fraction form
    55,057.11/75,989.46 = 35,903.63/x
  3. Step 3: Cross multiply
    55,057.11x = 75,989.46 × 35,903.63
  4. Step 4: Simplify right side
    55,057.11x = 2,728,297,360.75
  5. Step 5: Solve for x
    x = 2,728,297,360.75/55,057.11
  6. Step 6: Final answer
    x = 49,553.95

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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.