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Finding the Fourth Proportional to 197,290.08, 295,902.72 and 84,940.04

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Solution

The fourth proportional to 197,290.08, 295,902.72 and 84,940.04 is: 127,396.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,290.08 : 295,902.72 = 84,940.04 : x
  2. Step 2: Convert to fraction form
    197,290.08/295,902.72 = 84,940.04/x
  3. Step 3: Cross multiply
    197,290.08x = 295,902.72 × 84,940.04
  4. Step 4: Simplify right side
    197,290.08x = 25,133,989,612.67
  5. Step 5: Solve for x
    x = 25,133,989,612.67/197,290.08
  6. Step 6: Final answer
    x = 127,396.11

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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.