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Finding the Fourth Proportional to 240,696.88, 332,166.87 and 131,805.81

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Solution

The fourth proportional to 240,696.88, 332,166.87 and 131,805.81 is: 181,894.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,696.88 : 332,166.87 = 131,805.81 : x
  2. Step 2: Convert to fraction form
    240,696.88/332,166.87 = 131,805.81/x
  3. Step 3: Cross multiply
    240,696.88x = 332,166.87 × 131,805.81
  4. Step 4: Simplify right side
    240,696.88x = 43,781,523,355.51
  5. Step 5: Solve for x
    x = 43,781,523,355.51/240,696.88
  6. Step 6: Final answer
    x = 181,894.85

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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.