Finding the Fourth Proportional to 164,157.36, 226,536.48 and 88,705.68
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Solution
The fourth proportional to 164,157.36, 226,536.48 and 88,705.68 is: 122,413.47
Step by Step Solution
- Step 1: Write the proportion equation
164,157.36 : 226,536.48 = 88,705.68 : x - Step 2: Convert to fraction form
164,157.36/226,536.48 = 88,705.68/x - Step 3: Cross multiply
164,157.36x = 226,536.48 × 88,705.68 - Step 4: Simplify right side
164,157.36x = 20,095,072,503.21 - Step 5: Solve for x
x = 20,095,072,503.21/164,157.36 - Step 6: Final answer
x = 122,413.47
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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.