Finding the Fourth Proportional to 212,104.56, 292,704.48 and 116,612.88
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Solution
The fourth proportional to 212,104.56, 292,704.48 and 116,612.88 is: 160,925.88
Step by Step Solution
- Step 1: Write the proportion equation
212,104.56 : 292,704.48 = 116,612.88 : x - Step 2: Convert to fraction form
212,104.56/292,704.48 = 116,612.88/x - Step 3: Cross multiply
212,104.56x = 292,704.48 × 116,612.88 - Step 4: Simplify right side
212,104.56x = 34,133,112,401.70 - Step 5: Solve for x
x = 34,133,112,401.70/212,104.56 - Step 6: Final answer
x = 160,925.88
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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.