Home / 240,188.60-331,334.88-149,530.16

Finding the Fourth Proportional to 240,188.60, 331,334.88 and 149,530.16

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Solution

The fourth proportional to 240,188.60, 331,334.88 and 149,530.16 is: 206,273.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,188.60 : 331,334.88 = 149,530.16 : x
  2. Step 2: Convert to fraction form
    240,188.60/331,334.88 = 149,530.16/x
  3. Step 3: Cross multiply
    240,188.60x = 331,334.88 × 149,530.16
  4. Step 4: Simplify right side
    240,188.60x = 49,544,557,619.98
  5. Step 5: Solve for x
    x = 49,544,557,619.98/240,188.60
  6. Step 6: Final answer
    x = 206,273.56

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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.