Home / 222,947.19-334,419.89-80,759.19

Finding the Fourth Proportional to 222,947.19, 334,419.89 and 80,759.19

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Solution

The fourth proportional to 222,947.19, 334,419.89 and 80,759.19 is: 121,138.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,947.19 : 334,419.89 = 80,759.19 : x
  2. Step 2: Convert to fraction form
    222,947.19/334,419.89 = 80,759.19/x
  3. Step 3: Cross multiply
    222,947.19x = 334,419.89 × 80,759.19
  4. Step 4: Simplify right side
    222,947.19x = 27,007,479,638.19
  5. Step 5: Solve for x
    x = 27,007,479,638.19/222,947.19
  6. Step 6: Final answer
    x = 121,138.46

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1.5x scale

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.