Home / 133,629.03-184,402.01-79,943.64

Finding the Fourth Proportional to 133,629.03, 184,402.01 and 79,943.64

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Solution

The fourth proportional to 133,629.03, 184,402.01 and 79,943.64 is: 110,318.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,629.03 : 184,402.01 = 79,943.64 : x
  2. Step 2: Convert to fraction form
    133,629.03/184,402.01 = 79,943.64/x
  3. Step 3: Cross multiply
    133,629.03x = 184,402.01 × 79,943.64
  4. Step 4: Simplify right side
    133,629.03x = 14,741,767,902.72
  5. Step 5: Solve for x
    x = 14,741,767,902.72/133,629.03
  6. Step 6: Final answer
    x = 110,318.60

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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.