Home / 215,433.33-323,297.64-75,191.96

Finding the Fourth Proportional to 215,433.33, 323,297.64 and 75,191.96

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Solution

The fourth proportional to 215,433.33, 323,297.64 and 75,191.96 is: 112,839.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,433.33 : 323,297.64 = 75,191.96 : x
  2. Step 2: Convert to fraction form
    215,433.33/323,297.64 = 75,191.96/x
  3. Step 3: Cross multiply
    215,433.33x = 323,297.64 × 75,191.96
  4. Step 4: Simplify right side
    215,433.33x = 24,309,381,598.49
  5. Step 5: Solve for x
    x = 24,309,381,598.49/215,433.33
  6. Step 6: Final answer
    x = 112,839.46

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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.