Home / 64,180.74-96,318.41-30,446.86

Finding the Fourth Proportional to 64,180.74, 96,318.41 and 30,446.86

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Solution

The fourth proportional to 64,180.74, 96,318.41 and 30,446.86 is: 45,692.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,180.74 : 96,318.41 = 30,446.86 : x
  2. Step 2: Convert to fraction form
    64,180.74/96,318.41 = 30,446.86/x
  3. Step 3: Cross multiply
    64,180.74x = 96,318.41 × 30,446.86
  4. Step 4: Simplify right side
    64,180.74x = 2,932,593,144.69
  5. Step 5: Solve for x
    x = 2,932,593,144.69/64,180.74
  6. Step 6: Final answer
    x = 45,692.73

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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.