Home / 221,546.46-305,734.02-120,944.46

Finding the Fourth Proportional to 221,546.46, 305,734.02 and 120,944.46

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Solution

The fourth proportional to 221,546.46, 305,734.02 and 120,944.46 is: 166,903.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,546.46 : 305,734.02 = 120,944.46 : x
  2. Step 2: Convert to fraction form
    221,546.46/305,734.02 = 120,944.46/x
  3. Step 3: Cross multiply
    221,546.46x = 305,734.02 × 120,944.46
  4. Step 4: Simplify right side
    221,546.46x = 36,976,835,952.53
  5. Step 5: Solve for x
    x = 36,976,835,952.53/221,546.46
  6. Step 6: Final answer
    x = 166,903.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.