Home / 276,568.32-381,726.36-181,019.37

Finding the Fourth Proportional to 276,568.32, 381,726.36 and 181,019.37

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Solution

The fourth proportional to 276,568.32, 381,726.36 and 181,019.37 is: 249,847.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,568.32 : 381,726.36 = 181,019.37 : x
  2. Step 2: Convert to fraction form
    276,568.32/381,726.36 = 181,019.37/x
  3. Step 3: Cross multiply
    276,568.32x = 381,726.36 × 181,019.37
  4. Step 4: Simplify right side
    276,568.32x = 69,099,865,199.59
  5. Step 5: Solve for x
    x = 69,099,865,199.59/276,568.32
  6. Step 6: Final answer
    x = 249,847.36

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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.