Home / 251,231.62-346,718.97-143,835.46

Finding the Fourth Proportional to 251,231.62, 346,718.97 and 143,835.46

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Solution

The fourth proportional to 251,231.62, 346,718.97 and 143,835.46 is: 198,504.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,231.62 : 346,718.97 = 143,835.46 : x
  2. Step 2: Convert to fraction form
    251,231.62/346,718.97 = 143,835.46/x
  3. Step 3: Cross multiply
    251,231.62x = 346,718.97 × 143,835.46
  4. Step 4: Simplify right side
    251,231.62x = 49,870,482,540.68
  5. Step 5: Solve for x
    x = 49,870,482,540.68/251,231.62
  6. Step 6: Final answer
    x = 198,504.00

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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.