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Finding the Fourth Proportional to 183,173.60, 274,839.42 and 98,917

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Solution

The fourth proportional to 183,173.60, 274,839.42 and 98,917 is: 148,418.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,173.60 : 274,839.42 = 98,917 : x
  2. Step 2: Convert to fraction form
    183,173.60/274,839.42 = 98,917/x
  3. Step 3: Cross multiply
    183,173.60x = 274,839.42 × 98,917
  4. Step 4: Simplify right side
    183,173.60x = 27,186,290,908.14
  5. Step 5: Solve for x
    x = 27,186,290,908.14/183,173.60
  6. Step 6: Final answer
    x = 148,418.17

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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.