Home / 210,474.37-290,454.83-114,982.66

Finding the Fourth Proportional to 210,474.37, 290,454.83 and 114,982.66

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Solution

The fourth proportional to 210,474.37, 290,454.83 and 114,982.66 is: 158,676.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,474.37 : 290,454.83 = 114,982.66 : x
  2. Step 2: Convert to fraction form
    210,474.37/290,454.83 = 114,982.66/x
  3. Step 3: Cross multiply
    210,474.37x = 290,454.83 × 114,982.66
  4. Step 4: Simplify right side
    210,474.37x = 33,397,268,963.25
  5. Step 5: Solve for x
    x = 33,397,268,963.25/210,474.37
  6. Step 6: Final answer
    x = 158,676.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.