Home / 133,684.43-184,466.96-79,949.84

Finding the Fourth Proportional to 133,684.43, 184,466.96 and 79,949.84

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Solution

The fourth proportional to 133,684.43, 184,466.96 and 79,949.84 is: 110,320.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,684.43 : 184,466.96 = 79,949.84 : x
  2. Step 2: Convert to fraction form
    133,684.43/184,466.96 = 79,949.84/x
  3. Step 3: Cross multiply
    133,684.43x = 184,466.96 × 79,949.84
  4. Step 4: Simplify right side
    133,684.43x = 14,748,103,537.54
  5. Step 5: Solve for x
    x = 14,748,103,537.54/133,684.43
  6. Step 6: Final answer
    x = 110,320.28

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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.