Finding the Fourth Proportional to 212,245.60, 292,897.29 and 116,750.20
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Solution
The fourth proportional to 212,245.60, 292,897.29 and 116,750.20 is: 161,114.37
Step by Step Solution
- Step 1: Write the proportion equation
212,245.60 : 292,897.29 = 116,750.20 : x - Step 2: Convert to fraction form
212,245.60/292,897.29 = 116,750.20/x - Step 3: Cross multiply
212,245.60x = 292,897.29 × 116,750.20 - Step 4: Simplify right side
212,245.60x = 34,195,817,186.96 - Step 5: Solve for x
x = 34,195,817,186.96/212,245.60 - Step 6: Final answer
x = 161,114.37
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1.5x scale
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.