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Finding the Fourth Proportional to 184,805.88, 255,040.80 and 104,231.70

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Solution

The fourth proportional to 184,805.88, 255,040.80 and 104,231.70 is: 143,844.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,805.88 : 255,040.80 = 104,231.70 : x
  2. Step 2: Convert to fraction form
    184,805.88/255,040.80 = 104,231.70/x
  3. Step 3: Cross multiply
    184,805.88x = 255,040.80 × 104,231.70
  4. Step 4: Simplify right side
    184,805.88x = 26,583,336,153.36
  5. Step 5: Solve for x
    x = 26,583,336,153.36/184,805.88
  6. Step 6: Final answer
    x = 143,844.64

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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.