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Finding the Fourth Proportional to 293,151.44, 439,690.20 and 124,739.12

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Solution

The fourth proportional to 293,151.44, 439,690.20 and 124,739.12 is: 187,092.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,151.44 : 439,690.20 = 124,739.12 : x
  2. Step 2: Convert to fraction form
    293,151.44/439,690.20 = 124,739.12/x
  3. Step 3: Cross multiply
    293,151.44x = 439,690.20 × 124,739.12
  4. Step 4: Simplify right side
    293,151.44x = 54,846,568,620.62
  5. Step 5: Solve for x
    x = 54,846,568,620.62/293,151.44
  6. Step 6: Final answer
    x = 187,092.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.