Home / 362,013.45-543,107.96-109,278.84

Finding the Fourth Proportional to 362,013.45, 543,107.96 and 109,278.84

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Solution

The fourth proportional to 362,013.45, 543,107.96 and 109,278.84 is: 163,944.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,013.45 : 543,107.96 = 109,278.84 : x
  2. Step 2: Convert to fraction form
    362,013.45/543,107.96 = 109,278.84/x
  3. Step 3: Cross multiply
    362,013.45x = 543,107.96 × 109,278.84
  4. Step 4: Simplify right side
    362,013.45x = 59,350,206,443.18
  5. Step 5: Solve for x
    x = 59,350,206,443.18/362,013.45
  6. Step 6: Final answer
    x = 163,944.76

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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.