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Finding the Fourth Proportional to 197,175.84, 295,880.88 and 72,604.32

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Solution

The fourth proportional to 197,175.84, 295,880.88 and 72,604.32 is: 108,949.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,175.84 : 295,880.88 = 72,604.32 : x
  2. Step 2: Convert to fraction form
    197,175.84/295,880.88 = 72,604.32/x
  3. Step 3: Cross multiply
    197,175.84x = 295,880.88 × 72,604.32
  4. Step 4: Simplify right side
    197,175.84x = 21,482,230,093.40
  5. Step 5: Solve for x
    x = 21,482,230,093.40/197,175.84
  6. Step 6: Final answer
    x = 108,949.61

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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.