Home / 222,953.17-334,428.83-80,765.15

Finding the Fourth Proportional to 222,953.17, 334,428.83 and 80,765.15

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Solution

The fourth proportional to 222,953.17, 334,428.83 and 80,765.15 is: 121,147.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,953.17 : 334,428.83 = 80,765.15 : x
  2. Step 2: Convert to fraction form
    222,953.17/334,428.83 = 80,765.15/x
  3. Step 3: Cross multiply
    222,953.17x = 334,428.83 × 80,765.15
  4. Step 4: Simplify right side
    222,953.17x = 27,010,192,947.13
  5. Step 5: Solve for x
    x = 27,010,192,947.13/222,953.17
  6. Step 6: Final answer
    x = 121,147.39

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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.