Home / 270,577.20-405,422.48-144,083.14

Finding the Fourth Proportional to 270,577.20, 405,422.48 and 144,083.14

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Solution

The fourth proportional to 270,577.20, 405,422.48 and 144,083.14 is: 215,888.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,577.20 : 405,422.48 = 144,083.14 : x
  2. Step 2: Convert to fraction form
    270,577.20/405,422.48 = 144,083.14/x
  3. Step 3: Cross multiply
    270,577.20x = 405,422.48 × 144,083.14
  4. Step 4: Simplify right side
    270,577.20x = 58,414,543,944.99
  5. Step 5: Solve for x
    x = 58,414,543,944.99/270,577.20
  6. Step 6: Final answer
    x = 215,888.64

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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.