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Finding the Fourth Proportional to 277,635.08, 416,452.67 and 100,142.07

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Solution

The fourth proportional to 277,635.08, 416,452.67 and 100,142.07 is: 150,213.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,635.08 : 416,452.67 = 100,142.07 : x
  2. Step 2: Convert to fraction form
    277,635.08/416,452.67 = 100,142.07/x
  3. Step 3: Cross multiply
    277,635.08x = 416,452.67 × 100,142.07
  4. Step 4: Simplify right side
    277,635.08x = 41,704,429,847.85
  5. Step 5: Solve for x
    x = 41,704,429,847.85/277,635.08
  6. Step 6: Final answer
    x = 150,213.12

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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.