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Finding the Fourth Proportional to 302,735.75, 454,103.60 and 125,047.44

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Solution

The fourth proportional to 302,735.75, 454,103.60 and 125,047.44 is: 187,571.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,735.75 : 454,103.60 = 125,047.44 : x
  2. Step 2: Convert to fraction form
    302,735.75/454,103.60 = 125,047.44/x
  3. Step 3: Cross multiply
    302,735.75x = 454,103.60 × 125,047.44
  4. Step 4: Simplify right side
    302,735.75x = 56,784,492,049.55
  5. Step 5: Solve for x
    x = 56,784,492,049.55/302,735.75
  6. Step 6: Final answer
    x = 187,571.15

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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.