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Finding the Fourth Proportional to 183,879.80, 276,078.90 and 113,895.80

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Solution

The fourth proportional to 183,879.80, 276,078.90 and 113,895.80 is: 171,004.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,879.80 : 276,078.90 = 113,895.80 : x
  2. Step 2: Convert to fraction form
    183,879.80/276,078.90 = 113,895.80/x
  3. Step 3: Cross multiply
    183,879.80x = 276,078.90 × 113,895.80
  4. Step 4: Simplify right side
    183,879.80x = 31,444,227,178.62
  5. Step 5: Solve for x
    x = 31,444,227,178.62/183,879.80
  6. Step 6: Final answer
    x = 171,004.25

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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.