Home / 204,073.90-305,855.70-104,273.80

Finding the Fourth Proportional to 204,073.90, 305,855.70 and 104,273.80

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Solution

The fourth proportional to 204,073.90, 305,855.70 and 104,273.80 is: 156,280.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,073.90 : 305,855.70 = 104,273.80 : x
  2. Step 2: Convert to fraction form
    204,073.90/305,855.70 = 104,273.80/x
  3. Step 3: Cross multiply
    204,073.90x = 305,855.70 × 104,273.80
  4. Step 4: Simplify right side
    204,073.90x = 31,892,736,090.66
  5. Step 5: Solve for x
    x = 31,892,736,090.66/204,073.90
  6. Step 6: Final answer
    x = 156,280.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.