Home / 141,944.22-212,879.97-42,081.06

Finding the Fourth Proportional to 141,944.22, 212,879.97 and 42,081.06

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Solution

The fourth proportional to 141,944.22, 212,879.97 and 42,081.06 is: 63,110.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,944.22 : 212,879.97 = 42,081.06 : x
  2. Step 2: Convert to fraction form
    141,944.22/212,879.97 = 42,081.06/x
  3. Step 3: Cross multiply
    141,944.22x = 212,879.97 × 42,081.06
  4. Step 4: Simplify right side
    141,944.22x = 8,958,214,790.37
  5. Step 5: Solve for x
    x = 8,958,214,790.37/141,944.22
  6. Step 6: Final answer
    x = 63,110.81

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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.