Home / 264,228.22-396,383.66-86,694.86

Finding the Fourth Proportional to 264,228.22, 396,383.66 and 86,694.86

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Solution

The fourth proportional to 264,228.22, 396,383.66 and 86,694.86 is: 130,055.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,228.22 : 396,383.66 = 86,694.86 : x
  2. Step 2: Convert to fraction form
    264,228.22/396,383.66 = 86,694.86/x
  3. Step 3: Cross multiply
    264,228.22x = 396,383.66 × 86,694.86
  4. Step 4: Simplify right side
    264,228.22x = 34,364,425,909.99
  5. Step 5: Solve for x
    x = 34,364,425,909.99/264,228.22
  6. Step 6: Final answer
    x = 130,055.85

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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.