Home / 82,305.24-123,433.35-34,919.76

Finding the Fourth Proportional to 82,305.24, 123,433.35 and 34,919.76

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Solution

The fourth proportional to 82,305.24, 123,433.35 and 34,919.76 is: 52,369.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,305.24 : 123,433.35 = 34,919.76 : x
  2. Step 2: Convert to fraction form
    82,305.24/123,433.35 = 34,919.76/x
  3. Step 3: Cross multiply
    82,305.24x = 123,433.35 × 34,919.76
  4. Step 4: Simplify right side
    82,305.24x = 4,310,262,958.00
  5. Step 5: Solve for x
    x = 4,310,262,958.00/82,305.24
  6. Step 6: Final answer
    x = 52,369.24

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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.