Home / 133,116.12-199,611.78-48,855.24

Finding the Fourth Proportional to 133,116.12, 199,611.78 and 48,855.24

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Solution

The fourth proportional to 133,116.12, 199,611.78 and 48,855.24 is: 73,259.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,116.12 : 199,611.78 = 48,855.24 : x
  2. Step 2: Convert to fraction form
    133,116.12/199,611.78 = 48,855.24/x
  3. Step 3: Cross multiply
    133,116.12x = 199,611.78 × 48,855.24
  4. Step 4: Simplify right side
    133,116.12x = 9,752,081,418.73
  5. Step 5: Solve for x
    x = 9,752,081,418.73/133,116.12
  6. Step 6: Final answer
    x = 73,259.96

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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.