Home / 250,179.48-345,216.06-199,321.20

Finding the Fourth Proportional to 250,179.48, 345,216.06 and 199,321.20

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Solution

The fourth proportional to 250,179.48, 345,216.06 and 199,321.20 is: 275,038.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,179.48 : 345,216.06 = 199,321.20 : x
  2. Step 2: Convert to fraction form
    250,179.48/345,216.06 = 199,321.20/x
  3. Step 3: Cross multiply
    250,179.48x = 345,216.06 × 199,321.20
  4. Step 4: Simplify right side
    250,179.48x = 68,808,879,338.47
  5. Step 5: Solve for x
    x = 68,808,879,338.47/250,179.48
  6. Step 6: Final answer
    x = 275,038.06

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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.