Home / 133,694.62-184,503.65-76,343.27

Finding the Fourth Proportional to 133,694.62, 184,503.65 and 76,343.27

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Solution

The fourth proportional to 133,694.62, 184,503.65 and 76,343.27 is: 105,356.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,694.62 : 184,503.65 = 76,343.27 : x
  2. Step 2: Convert to fraction form
    133,694.62/184,503.65 = 76,343.27/x
  3. Step 3: Cross multiply
    133,694.62x = 184,503.65 × 76,343.27
  4. Step 4: Simplify right side
    133,694.62x = 14,085,612,620.05
  5. Step 5: Solve for x
    x = 14,085,612,620.05/133,694.62
  6. Step 6: Final answer
    x = 105,356.62

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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.