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Finding the Fourth Proportional to 184,859.04, 255,105.36 and 99,976.08

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Solution

The fourth proportional to 184,859.04, 255,105.36 and 99,976.08 is: 137,966.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,859.04 : 255,105.36 = 99,976.08 : x
  2. Step 2: Convert to fraction form
    184,859.04/255,105.36 = 99,976.08/x
  3. Step 3: Cross multiply
    184,859.04x = 255,105.36 × 99,976.08
  4. Step 4: Simplify right side
    184,859.04x = 25,504,433,879.79
  5. Step 5: Solve for x
    x = 25,504,433,879.79/184,859.04
  6. Step 6: Final answer
    x = 137,966.93

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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.