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Finding the Fourth Proportional to 183,892.32, 275,839.44 and 73,084.64

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Solution

The fourth proportional to 183,892.32, 275,839.44 and 73,084.64 is: 109,627.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,892.32 : 275,839.44 = 73,084.64 : x
  2. Step 2: Convert to fraction form
    183,892.32/275,839.44 = 73,084.64/x
  3. Step 3: Cross multiply
    183,892.32x = 275,839.44 × 73,084.64
  4. Step 4: Simplify right side
    183,892.32x = 20,159,626,170.20
  5. Step 5: Solve for x
    x = 20,159,626,170.20/183,892.32
  6. Step 6: Final answer
    x = 109,627.34

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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.