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Finding the Fourth Proportional to 100,359.71, 150,539.83 and 33,846.56

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Solution

The fourth proportional to 100,359.71, 150,539.83 and 33,846.56 is: 50,769.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,359.71 : 150,539.83 = 33,846.56 : x
  2. Step 2: Convert to fraction form
    100,359.71/150,539.83 = 33,846.56/x
  3. Step 3: Cross multiply
    100,359.71x = 150,539.83 × 33,846.56
  4. Step 4: Simplify right side
    100,359.71x = 5,095,255,397.96
  5. Step 5: Solve for x
    x = 5,095,255,397.96/100,359.71
  6. Step 6: Final answer
    x = 50,769.93

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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.