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Finding the Fourth Proportional to 240,107.40, 361,035.90 and 201,616.20

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Solution

The fourth proportional to 240,107.40, 361,035.90 and 201,616.20 is: 303,158.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,107.40 : 361,035.90 = 201,616.20 : x
  2. Step 2: Convert to fraction form
    240,107.40/361,035.90 = 201,616.20/x
  3. Step 3: Cross multiply
    240,107.40x = 361,035.90 × 201,616.20
  4. Step 4: Simplify right side
    240,107.40x = 72,790,686,221.58
  5. Step 5: Solve for x
    x = 72,790,686,221.58/240,107.40
  6. Step 6: Final answer
    x = 303,158.86

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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.