Finding the Fourth Proportional to 263,422.74, 395,089.91 and 94,911.65
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Solution
The fourth proportional to 263,422.74, 395,089.91 and 94,911.65 is: 142,351.56
Step by Step Solution
- Step 1: Write the proportion equation
263,422.74 : 395,089.91 = 94,911.65 : x - Step 2: Convert to fraction form
263,422.74/395,089.91 = 94,911.65/x - Step 3: Cross multiply
263,422.74x = 395,089.91 × 94,911.65 - Step 4: Simplify right side
263,422.74x = 37,498,636,866.33 - Step 5: Solve for x
x = 37,498,636,866.33/263,422.74 - Step 6: Final answer
x = 142,351.56
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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.