Finding the Fourth Proportional to 202,799.16, 302,713.34 and 178,857.99
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Solution
The fourth proportional to 202,799.16, 302,713.34 and 178,857.99 is: 266,976.94
Step by Step Solution
- Step 1: Write the proportion equation
202,799.16 : 302,713.34 = 178,857.99 : x - Step 2: Convert to fraction form
202,799.16/302,713.34 = 178,857.99/x - Step 3: Cross multiply
202,799.16x = 302,713.34 × 178,857.99 - Step 4: Simplify right side
202,799.16x = 54,142,698,644.30 - Step 5: Solve for x
x = 54,142,698,644.30/202,799.16 - Step 6: Final answer
x = 266,976.94
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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.