Finding the Fourth Proportional to 171,244.26, 236,219.49 and 99,615.96
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Solution
The fourth proportional to 171,244.26, 236,219.49 and 99,615.96 is: 137,413.26
Step by Step Solution
- Step 1: Write the proportion equation
171,244.26 : 236,219.49 = 99,615.96 : x - Step 2: Convert to fraction form
171,244.26/236,219.49 = 99,615.96/x - Step 3: Cross multiply
171,244.26x = 236,219.49 × 99,615.96 - Step 4: Simplify right side
171,244.26x = 23,531,231,267.06 - Step 5: Solve for x
x = 23,531,231,267.06/171,244.26 - Step 6: Final answer
x = 137,413.26
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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.