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Finding the Fourth Proportional to 117,099.21, 175,653.68 and 33,993.21

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Solution

The fourth proportional to 117,099.21, 175,653.68 and 33,993.21 is: 50,991.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,099.21 : 175,653.68 = 33,993.21 : x
  2. Step 2: Convert to fraction form
    117,099.21/175,653.68 = 33,993.21/x
  3. Step 3: Cross multiply
    117,099.21x = 175,653.68 × 33,993.21
  4. Step 4: Simplify right side
    117,099.21x = 5,971,032,474.03
  5. Step 5: Solve for x
    x = 5,971,032,474.03/117,099.21
  6. Step 6: Final answer
    x = 50,991.23

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1.5x scale

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.