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Finding the Fourth Proportional to 133,696.27, 184,498.62 and 79,950.73

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Solution

The fourth proportional to 133,696.27, 184,498.62 and 79,950.73 is: 110,330.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,696.27 : 184,498.62 = 79,950.73 : x
  2. Step 2: Convert to fraction form
    133,696.27/184,498.62 = 79,950.73/x
  3. Step 3: Cross multiply
    133,696.27x = 184,498.62 × 79,950.73
  4. Step 4: Simplify right side
    133,696.27x = 14,750,799,352.99
  5. Step 5: Solve for x
    x = 14,750,799,352.99/133,696.27
  6. Step 6: Final answer
    x = 110,330.67

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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.