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Finding the Fourth Proportional to 117,323.68, 175,969.90 and 33,090.60

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Solution

The fourth proportional to 117,323.68, 175,969.90 and 33,090.60 is: 49,631.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,323.68 : 175,969.90 = 33,090.60 : x
  2. Step 2: Convert to fraction form
    117,323.68/175,969.90 = 33,090.60/x
  3. Step 3: Cross multiply
    117,323.68x = 175,969.90 × 33,090.60
  4. Step 4: Simplify right side
    117,323.68x = 5,822,950,012.86
  5. Step 5: Solve for x
    x = 5,822,950,012.86/117,323.68
  6. Step 6: Final answer
    x = 49,631.50

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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.