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Finding the Fourth Proportional to 197,172.40, 295,758.60 and 173,844.40

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Solution

The fourth proportional to 197,172.40, 295,758.60 and 173,844.40 is: 260,766.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,172.40 : 295,758.60 = 173,844.40 : x
  2. Step 2: Convert to fraction form
    197,172.40/295,758.60 = 173,844.40/x
  3. Step 3: Cross multiply
    197,172.40x = 295,758.60 × 173,844.40
  4. Step 4: Simplify right side
    197,172.40x = 51,415,976,361.84
  5. Step 5: Solve for x
    x = 51,415,976,361.84/197,172.40
  6. Step 6: Final answer
    x = 260,766.60

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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.