Home / 183,418.40-274,967.60-71,175.20

Finding the Fourth Proportional to 183,418.40, 274,967.60 and 71,175.20

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Solution

The fourth proportional to 183,418.40, 274,967.60 and 71,175.20 is: 106,700.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,418.40 : 274,967.60 = 71,175.20 : x
  2. Step 2: Convert to fraction form
    183,418.40/274,967.60 = 71,175.20/x
  3. Step 3: Cross multiply
    183,418.40x = 274,967.60 × 71,175.20
  4. Step 4: Simplify right side
    183,418.40x = 19,570,873,923.52
  5. Step 5: Solve for x
    x = 19,570,873,923.52/183,418.40
  6. Step 6: Final answer
    x = 106,700.71

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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.