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Finding the Fourth Proportional to 100,486.17, 150,751.13 and 33,923.46

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Solution

The fourth proportional to 100,486.17, 150,751.13 and 33,923.46 is: 50,892.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,486.17 : 150,751.13 = 33,923.46 : x
  2. Step 2: Convert to fraction form
    100,486.17/150,751.13 = 33,923.46/x
  3. Step 3: Cross multiply
    100,486.17x = 150,751.13 × 33,923.46
  4. Step 4: Simplify right side
    100,486.17x = 5,113,999,476.23
  5. Step 5: Solve for x
    x = 5,113,999,476.23/100,486.17
  6. Step 6: Final answer
    x = 50,892.57

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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.