Home / 165,724.60-248,198.10-112,847.80

Finding the Fourth Proportional to 165,724.60, 248,198.10 and 112,847.80

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Solution

The fourth proportional to 165,724.60, 248,198.10 and 112,847.80 is: 169,006.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,724.60 : 248,198.10 = 112,847.80 : x
  2. Step 2: Convert to fraction form
    165,724.60/248,198.10 = 112,847.80/x
  3. Step 3: Cross multiply
    165,724.60x = 248,198.10 × 112,847.80
  4. Step 4: Simplify right side
    165,724.60x = 28,008,609,549.18
  5. Step 5: Solve for x
    x = 28,008,609,549.18/165,724.60
  6. Step 6: Final answer
    x = 169,006.95

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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.