Home / 88,855.92-133,169.06-66,493.85

Finding the Fourth Proportional to 88,855.92, 133,169.06 and 66,493.85

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Solution

The fourth proportional to 88,855.92, 133,169.06 and 66,493.85 is: 99,654.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,855.92 : 133,169.06 = 66,493.85 : x
  2. Step 2: Convert to fraction form
    88,855.92/133,169.06 = 66,493.85/x
  3. Step 3: Cross multiply
    88,855.92x = 133,169.06 × 66,493.85
  4. Step 4: Simplify right side
    88,855.92x = 8,854,923,250.25
  5. Step 5: Solve for x
    x = 8,854,923,250.25/88,855.92
  6. Step 6: Final answer
    x = 99,654.85

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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.