Home / 215,869.26-323,607.87-75,551.34

Finding the Fourth Proportional to 215,869.26, 323,607.87 and 75,551.34

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Solution

The fourth proportional to 215,869.26, 323,607.87 and 75,551.34 is: 113,258.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,869.26 : 323,607.87 = 75,551.34 : x
  2. Step 2: Convert to fraction form
    215,869.26/323,607.87 = 75,551.34/x
  3. Step 3: Cross multiply
    215,869.26x = 323,607.87 × 75,551.34
  4. Step 4: Simplify right side
    215,869.26x = 24,449,008,213.05
  5. Step 5: Solve for x
    x = 24,449,008,213.05/215,869.26
  6. Step 6: Final answer
    x = 113,258.41

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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.