Finding the Fourth Proportional to 193,058.94, 266,205.51 and 121,351.26
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Solution
The fourth proportional to 193,058.94, 266,205.51 and 121,351.26 is: 167,329.08
Step by Step Solution
- Step 1: Write the proportion equation
193,058.94 : 266,205.51 = 121,351.26 : x - Step 2: Convert to fraction form
193,058.94/266,205.51 = 121,351.26/x - Step 3: Cross multiply
193,058.94x = 266,205.51 × 121,351.26 - Step 4: Simplify right side
193,058.94x = 32,304,374,057.44 - Step 5: Solve for x
x = 32,304,374,057.44/193,058.94 - Step 6: Final answer
x = 167,329.08
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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.