Finding the Fourth Proportional to 212,088.96, 292,682.88 and 116,596.08
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Solution
The fourth proportional to 212,088.96, 292,682.88 and 116,596.08 is: 160,902.65
Step by Step Solution
- Step 1: Write the proportion equation
212,088.96 : 292,682.88 = 116,596.08 : x - Step 2: Convert to fraction form
212,088.96/292,682.88 = 116,596.08/x - Step 3: Cross multiply
212,088.96x = 292,682.88 × 116,596.08 - Step 4: Simplify right side
212,088.96x = 34,125,676,491.11 - Step 5: Solve for x
x = 34,125,676,491.11/212,088.96 - Step 6: Final answer
x = 160,902.65
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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.