Home / 250,246.29-345,308.33-199,387.89

Finding the Fourth Proportional to 250,246.29, 345,308.33 and 199,387.89

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Solution

The fourth proportional to 250,246.29, 345,308.33 and 199,387.89 is: 275,130.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,246.29 : 345,308.33 = 199,387.89 : x
  2. Step 2: Convert to fraction form
    250,246.29/345,308.33 = 199,387.89/x
  3. Step 3: Cross multiply
    250,246.29x = 345,308.33 × 199,387.89
  4. Step 4: Simplify right side
    250,246.29x = 68,850,298,321.18
  5. Step 5: Solve for x
    x = 68,850,298,321.18/250,246.29
  6. Step 6: Final answer
    x = 275,130.15

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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.