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Finding the Fourth Proportional to 365,464.60, 548,190.68 and 109,297.75

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Solution

The fourth proportional to 365,464.60, 548,190.68 and 109,297.75 is: 163,944.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,464.60 : 548,190.68 = 109,297.75 : x
  2. Step 2: Convert to fraction form
    365,464.60/548,190.68 = 109,297.75/x
  3. Step 3: Cross multiply
    365,464.60x = 548,190.68 × 109,297.75
  4. Step 4: Simplify right side
    365,464.60x = 59,916,007,005.86
  5. Step 5: Solve for x
    x = 59,916,007,005.86/365,464.60
  6. Step 6: Final answer
    x = 163,944.76

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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.