Home / 276,263.85-381,016.67-162,977.25

Finding the Fourth Proportional to 276,263.85, 381,016.67 and 162,977.25

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Solution

The fourth proportional to 276,263.85, 381,016.67 and 162,977.25 is: 224,774.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,263.85 : 381,016.67 = 162,977.25 : x
  2. Step 2: Convert to fraction form
    276,263.85/381,016.67 = 162,977.25/x
  3. Step 3: Cross multiply
    276,263.85x = 381,016.67 × 162,977.25
  4. Step 4: Simplify right side
    276,263.85x = 62,097,048,265.87
  5. Step 5: Solve for x
    x = 62,097,048,265.87/276,263.85
  6. Step 6: Final answer
    x = 224,774.43

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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.