Home / 48,814.12-73,221.57-31,961.34

Finding the Fourth Proportional to 48,814.12, 73,221.57 and 31,961.34

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Solution

The fourth proportional to 48,814.12, 73,221.57 and 31,961.34 is: 47,942.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,814.12 : 73,221.57 = 31,961.34 : x
  2. Step 2: Convert to fraction form
    48,814.12/73,221.57 = 31,961.34/x
  3. Step 3: Cross multiply
    48,814.12x = 73,221.57 × 31,961.34
  4. Step 4: Simplify right side
    48,814.12x = 2,340,259,494.10
  5. Step 5: Solve for x
    x = 2,340,259,494.10/48,814.12
  6. Step 6: Final answer
    x = 47,942.27

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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.