Home / 240,622.38-332,083.62-138,651.66

Finding the Fourth Proportional to 240,622.38, 332,083.62 and 138,651.66

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Solution

The fourth proportional to 240,622.38, 332,083.62 and 138,651.66 is: 191,353.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,622.38 : 332,083.62 = 138,651.66 : x
  2. Step 2: Convert to fraction form
    240,622.38/332,083.62 = 138,651.66/x
  3. Step 3: Cross multiply
    240,622.38x = 332,083.62 × 138,651.66
  4. Step 4: Simplify right side
    240,622.38x = 46,043,945,171.81
  5. Step 5: Solve for x
    x = 46,043,945,171.81/240,622.38
  6. Step 6: Final answer
    x = 191,353.54

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1.5x scale

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.