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Finding the Fourth Proportional to 117,383.20, 176,074.80 and 34,277.20

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Solution

The fourth proportional to 117,383.20, 176,074.80 and 34,277.20 is: 51,415.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,383.20 : 176,074.80 = 34,277.20 : x
  2. Step 2: Convert to fraction form
    117,383.20/176,074.80 = 34,277.20/x
  3. Step 3: Cross multiply
    117,383.20x = 176,074.80 × 34,277.20
  4. Step 4: Simplify right side
    117,383.20x = 6,035,351,134.56
  5. Step 5: Solve for x
    x = 6,035,351,134.56/117,383.20
  6. Step 6: Final answer
    x = 51,415.80

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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.