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Finding the Fourth Proportional to 336,105.70, 504,158.55 and 149,136.10

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Solution

The fourth proportional to 336,105.70, 504,158.55 and 149,136.10 is: 223,704.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,105.70 : 504,158.55 = 149,136.10 : x
  2. Step 2: Convert to fraction form
    336,105.70/504,158.55 = 149,136.10/x
  3. Step 3: Cross multiply
    336,105.70x = 504,158.55 × 149,136.10
  4. Step 4: Simplify right side
    336,105.70x = 75,188,239,928.66
  5. Step 5: Solve for x
    x = 75,188,239,928.66/336,105.70
  6. Step 6: Final answer
    x = 223,704.15

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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.