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Finding the Fourth Proportional to 240,897.90, 332,441.78 and 133,469.63

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Solution

The fourth proportional to 240,897.90, 332,441.78 and 133,469.63 is: 184,189.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,897.90 : 332,441.78 = 133,469.63 : x
  2. Step 2: Convert to fraction form
    240,897.90/332,441.78 = 133,469.63/x
  3. Step 3: Cross multiply
    240,897.90x = 332,441.78 × 133,469.63
  4. Step 4: Simplify right side
    240,897.90x = 44,370,879,043.58
  5. Step 5: Solve for x
    x = 44,370,879,043.58/240,897.90
  6. Step 6: Final answer
    x = 184,189.56

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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.