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Finding the Fourth Proportional to 73,329.60, 110,008.08 and 33,860.64

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Solution

The fourth proportional to 73,329.60, 110,008.08 and 33,860.64 is: 50,797.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,329.60 : 110,008.08 = 33,860.64 : x
  2. Step 2: Convert to fraction form
    73,329.60/110,008.08 = 33,860.64/x
  3. Step 3: Cross multiply
    73,329.60x = 110,008.08 × 33,860.64
  4. Step 4: Simplify right side
    73,329.60x = 3,724,943,993.97
  5. Step 5: Solve for x
    x = 3,724,943,993.97/73,329.60
  6. Step 6: Final answer
    x = 50,797.28

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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.