Home / 165,197.27-247,774.75-52,868.09

Finding the Fourth Proportional to 165,197.27, 247,774.75 and 52,868.09

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Solution

The fourth proportional to 165,197.27, 247,774.75 and 52,868.09 is: 79,295.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,197.27 : 247,774.75 = 52,868.09 : x
  2. Step 2: Convert to fraction form
    165,197.27/247,774.75 = 52,868.09/x
  3. Step 3: Cross multiply
    165,197.27x = 247,774.75 × 52,868.09
  4. Step 4: Simplify right side
    165,197.27x = 13,099,378,269.99
  5. Step 5: Solve for x
    x = 13,099,378,269.99/165,197.27
  6. Step 6: Final answer
    x = 79,295.37

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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.