Home / 184,996.11-255,121.38-122,796.60

Finding the Fourth Proportional to 184,996.11, 255,121.38 and 122,796.60

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Solution

The fourth proportional to 184,996.11, 255,121.38 and 122,796.60 is: 169,344.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,996.11 : 255,121.38 = 122,796.60 : x
  2. Step 2: Convert to fraction form
    184,996.11/255,121.38 = 122,796.60/x
  3. Step 3: Cross multiply
    184,996.11x = 255,121.38 × 122,796.60
  4. Step 4: Simplify right side
    184,996.11x = 31,328,038,051.31
  5. Step 5: Solve for x
    x = 31,328,038,051.31/184,996.11
  6. Step 6: Final answer
    x = 169,344.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.