Home / 184,993.75-255,291.36-100,110.81

Finding the Fourth Proportional to 184,993.75, 255,291.36 and 100,110.81

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Solution

The fourth proportional to 184,993.75, 255,291.36 and 100,110.81 is: 138,152.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,993.75 : 255,291.36 = 100,110.81 : x
  2. Step 2: Convert to fraction form
    184,993.75/255,291.36 = 100,110.81/x
  3. Step 3: Cross multiply
    184,993.75x = 255,291.36 × 100,110.81
  4. Step 4: Simplify right side
    184,993.75x = 25,557,424,835.60
  5. Step 5: Solve for x
    x = 25,557,424,835.60/184,993.75
  6. Step 6: Final answer
    x = 138,152.91

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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.