Home / 210,584.08-290,610.66-115,096.96

Finding the Fourth Proportional to 210,584.08, 290,610.66 and 115,096.96

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Solution

The fourth proportional to 210,584.08, 290,610.66 and 115,096.96 is: 158,836.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,584.08 : 290,610.66 = 115,096.96 : x
  2. Step 2: Convert to fraction form
    210,584.08/290,610.66 = 115,096.96/x
  3. Step 3: Cross multiply
    210,584.08x = 290,610.66 × 115,096.96
  4. Step 4: Simplify right side
    210,584.08x = 33,448,403,509.59
  5. Step 5: Solve for x
    x = 33,448,403,509.59/210,584.08
  6. Step 6: Final answer
    x = 158,836.34

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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.