Finding the Fourth Proportional to 114,705.99, 158,316.92 and 73,286.48
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Solution
The fourth proportional to 114,705.99, 158,316.92 and 73,286.48 is: 101,149.82
Step by Step Solution
- Step 1: Write the proportion equation
114,705.99 : 158,316.92 = 73,286.48 : x - Step 2: Convert to fraction form
114,705.99/158,316.92 = 73,286.48/x - Step 3: Cross multiply
114,705.99x = 158,316.92 × 73,286.48 - Step 4: Simplify right side
114,705.99x = 11,602,489,791.24 - Step 5: Solve for x
x = 11,602,489,791.24/114,705.99 - Step 6: Final answer
x = 101,149.82
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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.