Home / 185,054.37-255,372.79-104,485.29

Finding the Fourth Proportional to 185,054.37, 255,372.79 and 104,485.29

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Solution

The fourth proportional to 185,054.37, 255,372.79 and 104,485.29 is: 144,188.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,054.37 : 255,372.79 = 104,485.29 : x
  2. Step 2: Convert to fraction form
    185,054.37/255,372.79 = 104,485.29/x
  3. Step 3: Cross multiply
    185,054.37x = 255,372.79 × 104,485.29
  4. Step 4: Simplify right side
    185,054.37x = 26,682,699,760.05
  5. Step 5: Solve for x
    x = 26,682,699,760.05/185,054.37
  6. Step 6: Final answer
    x = 144,188.43

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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.