Home / 250,621.74-345,826.04-143,198.73

Finding the Fourth Proportional to 250,621.74, 345,826.04 and 143,198.73

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Solution

The fourth proportional to 250,621.74, 345,826.04 and 143,198.73 is: 197,595.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,621.74 : 345,826.04 = 143,198.73 : x
  2. Step 2: Convert to fraction form
    250,621.74/345,826.04 = 143,198.73/x
  3. Step 3: Cross multiply
    250,621.74x = 345,826.04 × 143,198.73
  4. Step 4: Simplify right side
    250,621.74x = 49,521,849,012.94
  5. Step 5: Solve for x
    x = 49,521,849,012.94/250,621.74
  6. Step 6: Final answer
    x = 197,595.98

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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.