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Finding the Fourth Proportional to 240,728.94, 332,201.85 and 133,296.66

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Solution

The fourth proportional to 240,728.94, 332,201.85 and 133,296.66 is: 183,947.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,728.94 : 332,201.85 = 133,296.66 : x
  2. Step 2: Convert to fraction form
    240,728.94/332,201.85 = 133,296.66/x
  3. Step 3: Cross multiply
    240,728.94x = 332,201.85 × 133,296.66
  4. Step 4: Simplify right side
    240,728.94x = 44,281,397,050.82
  5. Step 5: Solve for x
    x = 44,281,397,050.82/240,728.94
  6. Step 6: Final answer
    x = 183,947.13

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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.