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Finding the Fourth Proportional to 184,859.45, 255,106.22 and 99,976.52

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Solution

The fourth proportional to 184,859.45, 255,106.22 and 99,976.52 is: 137,967.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,859.45 : 255,106.22 = 99,976.52 : x
  2. Step 2: Convert to fraction form
    184,859.45/255,106.22 = 99,976.52/x
  3. Step 3: Cross multiply
    184,859.45x = 255,106.22 × 99,976.52
  4. Step 4: Simplify right side
    184,859.45x = 25,504,630,330.54
  5. Step 5: Solve for x
    x = 25,504,630,330.54/184,859.45
  6. Step 6: Final answer
    x = 137,967.68

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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.