Home / 54,656.76-82,077.30-51,850.92

Finding the Fourth Proportional to 54,656.76, 82,077.30 and 51,850.92

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Solution

The fourth proportional to 54,656.76, 82,077.30 and 51,850.92 is: 77,863.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,656.76 : 82,077.30 = 51,850.92 : x
  2. Step 2: Convert to fraction form
    54,656.76/82,077.30 = 51,850.92/x
  3. Step 3: Cross multiply
    54,656.76x = 82,077.30 × 51,850.92
  4. Step 4: Simplify right side
    54,656.76x = 4,255,783,516.12
  5. Step 5: Solve for x
    x = 4,255,783,516.12/54,656.76
  6. Step 6: Final answer
    x = 77,863.81

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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.