Home / 184,169.21-254,188.40-115,290.68

Finding the Fourth Proportional to 184,169.21, 254,188.40 and 115,290.68

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Solution

The fourth proportional to 184,169.21, 254,188.40 and 115,290.68 is: 159,122.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,169.21 : 254,188.40 = 115,290.68 : x
  2. Step 2: Convert to fraction form
    184,169.21/254,188.40 = 115,290.68/x
  3. Step 3: Cross multiply
    184,169.21x = 254,188.40 × 115,290.68
  4. Step 4: Simplify right side
    184,169.21x = 29,305,551,636.72
  5. Step 5: Solve for x
    x = 29,305,551,636.72/184,169.21
  6. Step 6: Final answer
    x = 159,122.97

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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.