Finding the Fourth Proportional to 212,177.56, 292,799.19 and 116,684.26
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Solution
The fourth proportional to 212,177.56, 292,799.19 and 116,684.26 is: 161,021.07
Step by Step Solution
- Step 1: Write the proportion equation
212,177.56 : 292,799.19 = 116,684.26 : x - Step 2: Convert to fraction form
212,177.56/292,799.19 = 116,684.26/x - Step 3: Cross multiply
212,177.56x = 292,799.19 × 116,684.26 - Step 4: Simplify right side
212,177.56x = 34,165,056,813.75 - Step 5: Solve for x
x = 34,165,056,813.75/212,177.56 - Step 6: Final answer
x = 161,021.07
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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.