Finding the Fourth Proportional to 212,231.32, 292,873.05 and 116,737.99
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Solution
The fourth proportional to 212,231.32, 292,873.05 and 116,737.99 is: 161,095.03
Step by Step Solution
- Step 1: Write the proportion equation
212,231.32 : 292,873.05 = 116,737.99 : x - Step 2: Convert to fraction form
212,231.32/292,873.05 = 116,737.99/x - Step 3: Cross multiply
212,231.32x = 292,873.05 × 116,737.99 - Step 4: Simplify right side
212,231.32x = 34,189,411,182.17 - Step 5: Solve for x
x = 34,189,411,182.17/212,231.32 - Step 6: Final answer
x = 161,095.03
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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.