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Finding the Fourth Proportional to 250,716.36, 376,074.68 and 124,443.84

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Solution

The fourth proportional to 250,716.36, 376,074.68 and 124,443.84 is: 186,665.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,716.36 : 376,074.68 = 124,443.84 : x
  2. Step 2: Convert to fraction form
    250,716.36/376,074.68 = 124,443.84/x
  3. Step 3: Cross multiply
    250,716.36x = 376,074.68 × 124,443.84
  4. Step 4: Simplify right side
    250,716.36x = 46,800,177,305.97
  5. Step 5: Solve for x
    x = 46,800,177,305.97/250,716.36
  6. Step 6: Final answer
    x = 186,665.83

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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.