Home / 100,896.17-151,342.83-34,382.61

Finding the Fourth Proportional to 100,896.17, 151,342.83 and 34,382.61

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Solution

The fourth proportional to 100,896.17, 151,342.83 and 34,382.61 is: 51,573.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,896.17 : 151,342.83 = 34,382.61 : x
  2. Step 2: Convert to fraction form
    100,896.17/151,342.83 = 34,382.61/x
  3. Step 3: Cross multiply
    100,896.17x = 151,342.83 × 34,382.61
  4. Step 4: Simplify right side
    100,896.17x = 5,203,561,500.19
  5. Step 5: Solve for x
    x = 5,203,561,500.19/100,896.17
  6. Step 6: Final answer
    x = 51,573.43

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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.