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Finding the Fourth Proportional to 133,473.60, 184,206.16 and 79,757.48

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Solution

The fourth proportional to 133,473.60, 184,206.16 and 79,757.48 is: 110,072.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,473.60 : 184,206.16 = 79,757.48 : x
  2. Step 2: Convert to fraction form
    133,473.60/184,206.16 = 79,757.48/x
  3. Step 3: Cross multiply
    133,473.60x = 184,206.16 × 79,757.48
  4. Step 4: Simplify right side
    133,473.60x = 14,691,819,122.08
  5. Step 5: Solve for x
    x = 14,691,819,122.08/133,473.60
  6. Step 6: Final answer
    x = 110,072.85

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1.5x scale

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.