Home / 133,848.22-184,716.32-80,122.86

Finding the Fourth Proportional to 133,848.22, 184,716.32 and 80,122.86

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Solution

The fourth proportional to 133,848.22, 184,716.32 and 80,122.86 is: 110,573.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,848.22 : 184,716.32 = 80,122.86 : x
  2. Step 2: Convert to fraction form
    133,848.22/184,716.32 = 80,122.86/x
  3. Step 3: Cross multiply
    133,848.22x = 184,716.32 × 80,122.86
  4. Step 4: Simplify right side
    133,848.22x = 14,799,999,847.08
  5. Step 5: Solve for x
    x = 14,799,999,847.08/133,848.22
  6. Step 6: Final answer
    x = 110,573.00

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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.