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Finding the Fourth Proportional to 117,440.60, 176,166.83 and 33,206.81

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Solution

The fourth proportional to 117,440.60, 176,166.83 and 33,206.81 is: 49,811.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,440.60 : 176,166.83 = 33,206.81 : x
  2. Step 2: Convert to fraction form
    117,440.60/176,166.83 = 33,206.81/x
  3. Step 3: Cross multiply
    117,440.60x = 176,166.83 × 33,206.81
  4. Step 4: Simplify right side
    117,440.60x = 5,849,938,452.11
  5. Step 5: Solve for x
    x = 5,849,938,452.11/117,440.60
  6. Step 6: Final answer
    x = 49,811.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.