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Finding the Fourth Proportional to 201,626.84, 302,229.26 and 75,216.22

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Solution

The fourth proportional to 201,626.84, 302,229.26 and 75,216.22 is: 112,745.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,626.84 : 302,229.26 = 75,216.22 : x
  2. Step 2: Convert to fraction form
    201,626.84/302,229.26 = 75,216.22/x
  3. Step 3: Cross multiply
    201,626.84x = 302,229.26 × 75,216.22
  4. Step 4: Simplify right side
    201,626.84x = 22,732,542,510.60
  5. Step 5: Solve for x
    x = 22,732,542,510.60/201,626.84
  6. Step 6: Final answer
    x = 112,745.62

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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.