Finding the Fourth Proportional to 212,224.44, 292,863.56 and 116,731.12
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Solution
The fourth proportional to 212,224.44, 292,863.56 and 116,731.12 is: 161,085.55
Step by Step Solution
- Step 1: Write the proportion equation
212,224.44 : 292,863.56 = 116,731.12 : x - Step 2: Convert to fraction form
212,224.44/292,863.56 = 116,731.12/x - Step 3: Cross multiply
212,224.44x = 292,863.56 × 116,731.12 - Step 4: Simplify right side
212,224.44x = 34,186,291,365.99 - Step 5: Solve for x
x = 34,186,291,365.99/212,224.44 - Step 6: Final answer
x = 161,085.55
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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.