Home / 133,663.43-184,455.48-79,961.06

Finding the Fourth Proportional to 133,663.43, 184,455.48 and 79,961.06

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Solution

The fourth proportional to 133,663.43, 184,455.48 and 79,961.06 is: 110,346.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,663.43 : 184,455.48 = 79,961.06 : x
  2. Step 2: Convert to fraction form
    133,663.43/184,455.48 = 79,961.06/x
  3. Step 3: Cross multiply
    133,663.43x = 184,455.48 × 79,961.06
  4. Step 4: Simplify right side
    133,663.43x = 14,749,256,464.60
  5. Step 5: Solve for x
    x = 14,749,256,464.60/133,663.43
  6. Step 6: Final answer
    x = 110,346.23

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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.