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Finding the Fourth Proportional to 183,679.20, 274,993.20 and 113,083.20

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Solution

The fourth proportional to 183,679.20, 274,993.20 and 113,083.20 is: 169,301.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,679.20 : 274,993.20 = 113,083.20 : x
  2. Step 2: Convert to fraction form
    183,679.20/274,993.20 = 113,083.20/x
  3. Step 3: Cross multiply
    183,679.20x = 274,993.20 × 113,083.20
  4. Step 4: Simplify right side
    183,679.20x = 31,097,111,034.24
  5. Step 5: Solve for x
    x = 31,097,111,034.24/183,679.20
  6. Step 6: Final answer
    x = 169,301.21

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1.5x scale

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.