Finding the Fourth Proportional to 86,092.08, 118,757.52 and 53,770.48
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Solution
The fourth proportional to 86,092.08, 118,757.52 and 53,770.48 is: 74,172.31
Step by Step Solution
- Step 1: Write the proportion equation
86,092.08 : 118,757.52 = 53,770.48 : x - Step 2: Convert to fraction form
86,092.08/118,757.52 = 53,770.48/x - Step 3: Cross multiply
86,092.08x = 118,757.52 × 53,770.48 - Step 4: Simplify right side
86,092.08x = 6,385,648,854.01 - Step 5: Solve for x
x = 6,385,648,854.01/86,092.08 - Step 6: Final answer
x = 74,172.31
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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.