Home / 264,003.19-395,984.89-84,081.36

Finding the Fourth Proportional to 264,003.19, 395,984.89 and 84,081.36

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Solution

The fourth proportional to 264,003.19, 395,984.89 and 84,081.36 is: 126,115.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,003.19 : 395,984.89 = 84,081.36 : x
  2. Step 2: Convert to fraction form
    264,003.19/395,984.89 = 84,081.36/x
  3. Step 3: Cross multiply
    264,003.19x = 395,984.89 × 84,081.36
  4. Step 4: Simplify right side
    264,003.19x = 33,294,948,090.65
  5. Step 5: Solve for x
    x = 33,294,948,090.65/264,003.19
  6. Step 6: Final answer
    x = 126,115.70

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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.