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Finding the Fourth Proportional to 365,583.45, 548,174.21 and 112,794.96

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Solution

The fourth proportional to 365,583.45, 548,174.21 and 112,794.96 is: 169,130.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,583.45 : 548,174.21 = 112,794.96 : x
  2. Step 2: Convert to fraction form
    365,583.45/548,174.21 = 112,794.96/x
  3. Step 3: Cross multiply
    365,583.45x = 548,174.21 × 112,794.96
  4. Step 4: Simplify right side
    365,583.45x = 61,831,288,089.98
  5. Step 5: Solve for x
    x = 61,831,288,089.98/365,583.45
  6. Step 6: Final answer
    x = 169,130.44

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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.