Home / 276,761.00-381,966.84-155,926.22

Finding the Fourth Proportional to 276,761.00, 381,966.84 and 155,926.22

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Solution

The fourth proportional to 276,761.00, 381,966.84 and 155,926.22 is: 215,198.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,761.00 : 381,966.84 = 155,926.22 : x
  2. Step 2: Convert to fraction form
    276,761.00/381,966.84 = 155,926.22/x
  3. Step 3: Cross multiply
    276,761.00x = 381,966.84 × 155,926.22
  4. Step 4: Simplify right side
    276,761.00x = 59,558,643,616.71
  5. Step 5: Solve for x
    x = 59,558,643,616.71/276,761.00
  6. Step 6: Final answer
    x = 215,198.83

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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.