Home / 165,722.68-248,544.60-45,776.98

Finding the Fourth Proportional to 165,722.68, 248,544.60 and 45,776.98

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Solution

The fourth proportional to 165,722.68, 248,544.60 and 45,776.98 is: 68,654.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,722.68 : 248,544.60 = 45,776.98 : x
  2. Step 2: Convert to fraction form
    165,722.68/248,544.60 = 45,776.98/x
  3. Step 3: Cross multiply
    165,722.68x = 248,544.60 × 45,776.98
  4. Step 4: Simplify right side
    165,722.68x = 11,377,619,940.59
  5. Step 5: Solve for x
    x = 11,377,619,940.59/165,722.68
  6. Step 6: Final answer
    x = 68,654.57

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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.