Home / 131,235.25-196,884.23-42,488.85

Finding the Fourth Proportional to 131,235.25, 196,884.23 and 42,488.85

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Solution

The fourth proportional to 131,235.25, 196,884.23 and 42,488.85 is: 63,743.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,235.25 : 196,884.23 = 42,488.85 : x
  2. Step 2: Convert to fraction form
    131,235.25/196,884.23 = 42,488.85/x
  3. Step 3: Cross multiply
    131,235.25x = 196,884.23 × 42,488.85
  4. Step 4: Simplify right side
    131,235.25x = 8,365,383,565.08
  5. Step 5: Solve for x
    x = 8,365,383,565.08/131,235.25
  6. Step 6: Final answer
    x = 63,743.42

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1.5x scale

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.