Home / 138,982.06-208,471.02-44,218

Finding the Fourth Proportional to 138,982.06, 208,471.02 and 44,218

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Solution

The fourth proportional to 138,982.06, 208,471.02 and 44,218 is: 66,326.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,982.06 : 208,471.02 = 44,218 : x
  2. Step 2: Convert to fraction form
    138,982.06/208,471.02 = 44,218/x
  3. Step 3: Cross multiply
    138,982.06x = 208,471.02 × 44,218
  4. Step 4: Simplify right side
    138,982.06x = 9,218,171,562.36
  5. Step 5: Solve for x
    x = 9,218,171,562.36/138,982.06
  6. Step 6: Final answer
    x = 66,326.34

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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.