Finding the Fourth Proportional to 203,858.80, 304,415.33 and 166,492.99
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Solution
The fourth proportional to 203,858.80, 304,415.33 and 166,492.99 is: 248,618.25
Step by Step Solution
- Step 1: Write the proportion equation
203,858.80 : 304,415.33 = 166,492.99 : x - Step 2: Convert to fraction form
203,858.80/304,415.33 = 166,492.99/x - Step 3: Cross multiply
203,858.80x = 304,415.33 × 166,492.99 - Step 4: Simplify right side
203,858.80x = 50,683,018,041.59 - Step 5: Solve for x
x = 50,683,018,041.59/203,858.80 - Step 6: Final answer
x = 248,618.25
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.