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Finding the Fourth Proportional to 240,661.89, 332,100.23 and 131,745.15

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Solution

The fourth proportional to 240,661.89, 332,100.23 and 131,745.15 is: 181,801.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,661.89 : 332,100.23 = 131,745.15 : x
  2. Step 2: Convert to fraction form
    240,661.89/332,100.23 = 131,745.15/x
  3. Step 3: Cross multiply
    240,661.89x = 332,100.23 × 131,745.15
  4. Step 4: Simplify right side
    240,661.89x = 43,752,594,787.91
  5. Step 5: Solve for x
    x = 43,752,594,787.91/240,661.89
  6. Step 6: Final answer
    x = 181,801.10

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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.