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Finding the Fourth Proportional to 365,850.15, 548,611.20 and 166,067.70

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Solution

The fourth proportional to 365,850.15, 548,611.20 and 166,067.70 is: 249,027.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,850.15 : 548,611.20 = 166,067.70 : x
  2. Step 2: Convert to fraction form
    365,850.15/548,611.20 = 166,067.70/x
  3. Step 3: Cross multiply
    365,850.15x = 548,611.20 × 166,067.70
  4. Step 4: Simplify right side
    365,850.15x = 91,106,600,178.24
  5. Step 5: Solve for x
    x = 91,106,600,178.24/365,850.15
  6. Step 6: Final answer
    x = 249,027.10

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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.