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Finding the Fourth Proportional to 184,521.90, 276,608.70 and 100,157.70

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Solution

The fourth proportional to 184,521.90, 276,608.70 and 100,157.70 is: 150,142.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,521.90 : 276,608.70 = 100,157.70 : x
  2. Step 2: Convert to fraction form
    184,521.90/276,608.70 = 100,157.70/x
  3. Step 3: Cross multiply
    184,521.90x = 276,608.70 × 100,157.70
  4. Step 4: Simplify right side
    184,521.90x = 27,704,491,191.99
  5. Step 5: Solve for x
    x = 27,704,491,191.99/184,521.90
  6. Step 6: Final answer
    x = 150,142.02

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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.