Finding the Fourth Proportional to 170,794.77, 233,987.75 and 164,407.79
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Solution
The fourth proportional to 170,794.77, 233,987.75 and 164,407.79 is: 225,237.62
Step by Step Solution
- Step 1: Write the proportion equation
170,794.77 : 233,987.75 = 164,407.79 : x - Step 2: Convert to fraction form
170,794.77/233,987.75 = 164,407.79/x - Step 3: Cross multiply
170,794.77x = 233,987.75 × 164,407.79 - Step 4: Simplify right side
170,794.77x = 38,469,406,872.59 - Step 5: Solve for x
x = 38,469,406,872.59/170,794.77 - Step 6: Final answer
x = 225,237.62
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.