Home / 206,027.44-309,199.38-92,210.56

Finding the Fourth Proportional to 206,027.44, 309,199.38 and 92,210.56

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Solution

The fourth proportional to 206,027.44, 309,199.38 and 92,210.56 is: 138,386.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,027.44 : 309,199.38 = 92,210.56 : x
  2. Step 2: Convert to fraction form
    206,027.44/309,199.38 = 92,210.56/x
  3. Step 3: Cross multiply
    206,027.44x = 309,199.38 × 92,210.56
  4. Step 4: Simplify right side
    206,027.44x = 28,511,447,981.45
  5. Step 5: Solve for x
    x = 28,511,447,981.45/206,027.44
  6. Step 6: Final answer
    x = 138,386.65

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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.