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Finding the Fourth Proportional to 100,088.84, 150,111.38 and 33,538.44

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Solution

The fourth proportional to 100,088.84, 150,111.38 and 33,538.44 is: 50,300.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,088.84 : 150,111.38 = 33,538.44 : x
  2. Step 2: Convert to fraction form
    100,088.84/150,111.38 = 33,538.44/x
  3. Step 3: Cross multiply
    100,088.84x = 150,111.38 × 33,538.44
  4. Step 4: Simplify right side
    100,088.84x = 5,034,501,511.45
  5. Step 5: Solve for x
    x = 5,034,501,511.45/100,088.84
  6. Step 6: Final answer
    x = 50,300.33

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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.