Home / 220,147.43-303,804.63-124,672.73

Finding the Fourth Proportional to 220,147.43, 303,804.63 and 124,672.73

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Solution

The fourth proportional to 220,147.43, 303,804.63 and 124,672.73 is: 172,049.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,147.43 : 303,804.63 = 124,672.73 : x
  2. Step 2: Convert to fraction form
    220,147.43/303,804.63 = 124,672.73/x
  3. Step 3: Cross multiply
    220,147.43x = 303,804.63 × 124,672.73
  4. Step 4: Simplify right side
    220,147.43x = 37,876,151,089.72
  5. Step 5: Solve for x
    x = 37,876,151,089.72/220,147.43
  6. Step 6: Final answer
    x = 172,049.03

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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.