Home / 215,658.32-297,604.52-120,162.96

Finding the Fourth Proportional to 215,658.32, 297,604.52 and 120,162.96

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Solution

The fourth proportional to 215,658.32, 297,604.52 and 120,162.96 is: 165,822.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,658.32 : 297,604.52 = 120,162.96 : x
  2. Step 2: Convert to fraction form
    215,658.32/297,604.52 = 120,162.96/x
  3. Step 3: Cross multiply
    215,658.32x = 297,604.52 × 120,162.96
  4. Step 4: Simplify right side
    215,658.32x = 35,761,040,032.58
  5. Step 5: Solve for x
    x = 35,761,040,032.58/215,658.32
  6. Step 6: Final answer
    x = 165,822.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.