Home / 220,180.88-303,851.40-119,579.60

Finding the Fourth Proportional to 220,180.88, 303,851.40 and 119,579.60

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Solution

The fourth proportional to 220,180.88, 303,851.40 and 119,579.60 is: 165,020.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,180.88 : 303,851.40 = 119,579.60 : x
  2. Step 2: Convert to fraction form
    220,180.88/303,851.40 = 119,579.60/x
  3. Step 3: Cross multiply
    220,180.88x = 303,851.40 × 119,579.60
  4. Step 4: Simplify right side
    220,180.88x = 36,334,428,871.44
  5. Step 5: Solve for x
    x = 36,334,428,871.44/220,180.88
  6. Step 6: Final answer
    x = 165,020.82

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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.