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Finding the Fourth Proportional to 184,993.25, 255,290.67 and 100,110.31

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Solution

The fourth proportional to 184,993.25, 255,290.67 and 100,110.31 is: 138,152.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,993.25 : 255,290.67 = 100,110.31 : x
  2. Step 2: Convert to fraction form
    184,993.25/255,290.67 = 100,110.31/x
  3. Step 3: Cross multiply
    184,993.25x = 255,290.67 × 100,110.31
  4. Step 4: Simplify right side
    184,993.25x = 25,557,228,113.81
  5. Step 5: Solve for x
    x = 25,557,228,113.81/184,993.25
  6. Step 6: Final answer
    x = 138,152.22

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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.