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Finding the Fourth Proportional to 201,195.10, 301,829.10 and 101,103.40

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Solution

The fourth proportional to 201,195.10, 301,829.10 and 101,103.40 is: 151,673.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,195.10 : 301,829.10 = 101,103.40 : x
  2. Step 2: Convert to fraction form
    201,195.10/301,829.10 = 101,103.40/x
  3. Step 3: Cross multiply
    201,195.10x = 301,829.10 × 101,103.40
  4. Step 4: Simplify right side
    201,195.10x = 30,515,948,228.94
  5. Step 5: Solve for x
    x = 30,515,948,228.94/201,195.10
  6. Step 6: Final answer
    x = 151,673.42

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1.5x scale

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.