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Finding the Fourth Proportional to 201,104.77, 301,308.72 and 122,053.36

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Solution

The fourth proportional to 201,104.77, 301,308.72 and 122,053.36 is: 182,868.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,104.77 : 301,308.72 = 122,053.36 : x
  2. Step 2: Convert to fraction form
    201,104.77/301,308.72 = 122,053.36/x
  3. Step 3: Cross multiply
    201,104.77x = 301,308.72 × 122,053.36
  4. Step 4: Simplify right side
    201,104.77x = 36,775,741,673.30
  5. Step 5: Solve for x
    x = 36,775,741,673.30/201,104.77
  6. Step 6: Final answer
    x = 182,868.57

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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.