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Finding the Fourth Proportional to 100,110.60, 150,165.90 and 33,552.90

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Solution

The fourth proportional to 100,110.60, 150,165.90 and 33,552.90 is: 50,329.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,110.60 : 150,165.90 = 33,552.90 : x
  2. Step 2: Convert to fraction form
    100,110.60/150,165.90 = 33,552.90/x
  3. Step 3: Cross multiply
    100,110.60x = 150,165.90 × 33,552.90
  4. Step 4: Simplify right side
    100,110.60x = 5,038,501,426.11
  5. Step 5: Solve for x
    x = 5,038,501,426.11/100,110.60
  6. Step 6: Final answer
    x = 50,329.35

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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.