Home / 264,010.24-396,053.11-81,655.10

Finding the Fourth Proportional to 264,010.24, 396,053.11 and 81,655.10

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Solution

The fourth proportional to 264,010.24, 396,053.11 and 81,655.10 is: 122,494.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,010.24 : 396,053.11 = 81,655.10 : x
  2. Step 2: Convert to fraction form
    264,010.24/396,053.11 = 81,655.10/x
  3. Step 3: Cross multiply
    264,010.24x = 396,053.11 × 81,655.10
  4. Step 4: Simplify right side
    264,010.24x = 32,339,756,302.36
  5. Step 5: Solve for x
    x = 32,339,756,302.36/264,010.24
  6. Step 6: Final answer
    x = 122,494.33

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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.