Home / 184,846.22-254,970.32-121,188.09

Finding the Fourth Proportional to 184,846.22, 254,970.32 and 121,188.09

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Solution

The fourth proportional to 184,846.22, 254,970.32 and 121,188.09 is: 167,162.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,846.22 : 254,970.32 = 121,188.09 : x
  2. Step 2: Convert to fraction form
    184,846.22/254,970.32 = 121,188.09/x
  3. Step 3: Cross multiply
    184,846.22x = 254,970.32 × 121,188.09
  4. Step 4: Simplify right side
    184,846.22x = 30,899,365,481.55
  5. Step 5: Solve for x
    x = 30,899,365,481.55/184,846.22
  6. Step 6: Final answer
    x = 167,162.55

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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.