Home / 90,766.82-136,156.74-24,206.60

Finding the Fourth Proportional to 90,766.82, 136,156.74 and 24,206.60

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Solution

The fourth proportional to 90,766.82, 136,156.74 and 24,206.60 is: 36,311.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,766.82 : 136,156.74 = 24,206.60 : x
  2. Step 2: Convert to fraction form
    90,766.82/136,156.74 = 24,206.60/x
  3. Step 3: Cross multiply
    90,766.82x = 136,156.74 × 24,206.60
  4. Step 4: Simplify right side
    90,766.82x = 3,295,891,742.48
  5. Step 5: Solve for x
    x = 3,295,891,742.48/90,766.82
  6. Step 6: Final answer
    x = 36,311.64

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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.