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Finding the Fourth Proportional to 103,697.97, 155,569.64 and 33,584.37

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Solution

The fourth proportional to 103,697.97, 155,569.64 and 33,584.37 is: 50,383.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,697.97 : 155,569.64 = 33,584.37 : x
  2. Step 2: Convert to fraction form
    103,697.97/155,569.64 = 33,584.37/x
  3. Step 3: Cross multiply
    103,697.97x = 155,569.64 × 33,584.37
  4. Step 4: Simplify right side
    103,697.97x = 5,224,708,182.60
  5. Step 5: Solve for x
    x = 5,224,708,182.60/103,697.97
  6. Step 6: Final answer
    x = 50,383.90

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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.