Home / 264,002.19-395,983.39-84,080.36

Finding the Fourth Proportional to 264,002.19, 395,983.39 and 84,080.36

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Solution

The fourth proportional to 264,002.19, 395,983.39 and 84,080.36 is: 126,114.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,002.19 : 395,983.39 = 84,080.36 : x
  2. Step 2: Convert to fraction form
    264,002.19/395,983.39 = 84,080.36/x
  3. Step 3: Cross multiply
    264,002.19x = 395,983.39 × 84,080.36
  4. Step 4: Simplify right side
    264,002.19x = 33,294,424,005.30
  5. Step 5: Solve for x
    x = 33,294,424,005.30/264,002.19
  6. Step 6: Final answer
    x = 126,114.20

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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.