Home / 54,845.76-82,206.72-50,415.36

Finding the Fourth Proportional to 54,845.76, 82,206.72 and 50,415.36

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Solution

The fourth proportional to 54,845.76, 82,206.72 and 50,415.36 is: 75,566.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,845.76 : 82,206.72 = 50,415.36 : x
  2. Step 2: Convert to fraction form
    54,845.76/82,206.72 = 50,415.36/x
  3. Step 3: Cross multiply
    54,845.76x = 82,206.72 × 50,415.36
  4. Step 4: Simplify right side
    54,845.76x = 4,144,481,383.22
  5. Step 5: Solve for x
    x = 4,144,481,383.22/54,845.76
  6. Step 6: Final answer
    x = 75,566.12

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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.