Home / 114,958.30-172,418.01-48,408.70

Finding the Fourth Proportional to 114,958.30, 172,418.01 and 48,408.70

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Solution

The fourth proportional to 114,958.30, 172,418.01 and 48,408.70 is: 72,604.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,958.30 : 172,418.01 = 48,408.70 : x
  2. Step 2: Convert to fraction form
    114,958.30/172,418.01 = 48,408.70/x
  3. Step 3: Cross multiply
    114,958.30x = 172,418.01 × 48,408.70
  4. Step 4: Simplify right side
    114,958.30x = 8,346,531,720.69
  5. Step 5: Solve for x
    x = 8,346,531,720.69/114,958.30
  6. Step 6: Final answer
    x = 72,604.86

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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.