Finding the Fourth Proportional to 114,531.98, 171,736.45 and 39,629.96
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Solution
The fourth proportional to 114,531.98, 171,736.45 and 39,629.96 is: 59,423.65
Step by Step Solution
- Step 1: Write the proportion equation
114,531.98 : 171,736.45 = 39,629.96 : x - Step 2: Convert to fraction form
114,531.98/171,736.45 = 39,629.96/x - Step 3: Cross multiply
114,531.98x = 171,736.45 × 39,629.96 - Step 4: Simplify right side
114,531.98x = 6,805,908,553.22 - Step 5: Solve for x
x = 6,805,908,553.22/114,531.98 - Step 6: Final answer
x = 59,423.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.