Home / 240,707.03-332,180.87-131,815.94

Finding the Fourth Proportional to 240,707.03, 332,180.87 and 131,815.94

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Solution

The fourth proportional to 240,707.03, 332,180.87 and 131,815.94 is: 181,908.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,707.03 : 332,180.87 = 131,815.94 : x
  2. Step 2: Convert to fraction form
    240,707.03/332,180.87 = 131,815.94/x
  3. Step 3: Cross multiply
    240,707.03x = 332,180.87 × 131,815.94
  4. Step 4: Simplify right side
    240,707.03x = 43,786,731,309.08
  5. Step 5: Solve for x
    x = 43,786,731,309.08/240,707.03
  6. Step 6: Final answer
    x = 181,908.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.