Home / 240,640.09-332,079.31-133,207.85

Finding the Fourth Proportional to 240,640.09, 332,079.31 and 133,207.85

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Solution

The fourth proportional to 240,640.09, 332,079.31 and 133,207.85 is: 183,824.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,640.09 : 332,079.31 = 133,207.85 : x
  2. Step 2: Convert to fraction form
    240,640.09/332,079.31 = 133,207.85/x
  3. Step 3: Cross multiply
    240,640.09x = 332,079.31 × 133,207.85
  4. Step 4: Simplify right side
    240,640.09x = 44,235,570,248.54
  5. Step 5: Solve for x
    x = 44,235,570,248.54/240,640.09
  6. Step 6: Final answer
    x = 183,824.61

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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.