Home / 250,616.45-345,818.84-143,193.44

Finding the Fourth Proportional to 250,616.45, 345,818.84 and 143,193.44

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Solution

The fourth proportional to 250,616.45, 345,818.84 and 143,193.44 is: 197,588.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,616.45 : 345,818.84 = 143,193.44 : x
  2. Step 2: Convert to fraction form
    250,616.45/345,818.84 = 143,193.44/x
  3. Step 3: Cross multiply
    250,616.45x = 345,818.84 × 143,193.44
  4. Step 4: Simplify right side
    250,616.45x = 49,518,986,871.35
  5. Step 5: Solve for x
    x = 49,518,986,871.35/250,616.45
  6. Step 6: Final answer
    x = 197,588.74

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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.