Home / 184,766.22-255,018.20-120,122.96

Finding the Fourth Proportional to 184,766.22, 255,018.20 and 120,122.96

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Solution

The fourth proportional to 184,766.22, 255,018.20 and 120,122.96 is: 165,796.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,766.22 : 255,018.20 = 120,122.96 : x
  2. Step 2: Convert to fraction form
    184,766.22/255,018.20 = 120,122.96/x
  3. Step 3: Cross multiply
    184,766.22x = 255,018.20 × 120,122.96
  4. Step 4: Simplify right side
    184,766.22x = 30,633,539,162.17
  5. Step 5: Solve for x
    x = 30,633,539,162.17/184,766.22
  6. Step 6: Final answer
    x = 165,796.21

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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.