Home / 193,476.25-290,214.33-126,901

Finding the Fourth Proportional to 193,476.25, 290,214.33 and 126,901

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Solution

The fourth proportional to 193,476.25, 290,214.33 and 126,901 is: 190,351.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,476.25 : 290,214.33 = 126,901 : x
  2. Step 2: Convert to fraction form
    193,476.25/290,214.33 = 126,901/x
  3. Step 3: Cross multiply
    193,476.25x = 290,214.33 × 126,901
  4. Step 4: Simplify right side
    193,476.25x = 36,828,488,691.33
  5. Step 5: Solve for x
    x = 36,828,488,691.33/193,476.25
  6. Step 6: Final answer
    x = 190,351.47

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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.