Finding the Fourth Proportional to 164,436.87, 226,839.27 and 99,888.99
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Solution
The fourth proportional to 164,436.87, 226,839.27 and 99,888.99 is: 137,796.02
Step by Step Solution
- Step 1: Write the proportion equation
164,436.87 : 226,839.27 = 99,888.99 : x - Step 2: Convert to fraction form
164,436.87/226,839.27 = 99,888.99/x - Step 3: Cross multiply
164,436.87x = 226,839.27 × 99,888.99 - Step 4: Simplify right side
164,436.87x = 22,658,745,572.64 - Step 5: Solve for x
x = 22,658,745,572.64/164,436.87 - Step 6: Final answer
x = 137,796.02
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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.