Home / 133,956.88-184,829.48-80,221.52

Finding the Fourth Proportional to 133,956.88, 184,829.48 and 80,221.52

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Solution

The fourth proportional to 133,956.88, 184,829.48 and 80,221.52 is: 110,687.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,956.88 : 184,829.48 = 80,221.52 : x
  2. Step 2: Convert to fraction form
    133,956.88/184,829.48 = 80,221.52/x
  3. Step 3: Cross multiply
    133,956.88x = 184,829.48 × 80,221.52
  4. Step 4: Simplify right side
    133,956.88x = 14,827,301,826.41
  5. Step 5: Solve for x
    x = 14,827,301,826.41/133,956.88
  6. Step 6: Final answer
    x = 110,687.12

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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.