Finding the Fourth Proportional to 199,059.19, 274,701.68 and 109,635.19
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Solution
The fourth proportional to 199,059.19, 274,701.68 and 109,635.19 is: 151,296.56
Step by Step Solution
- Step 1: Write the proportion equation
199,059.19 : 274,701.68 = 109,635.19 : x - Step 2: Convert to fraction form
199,059.19/274,701.68 = 109,635.19/x - Step 3: Cross multiply
199,059.19x = 274,701.68 × 109,635.19 - Step 4: Simplify right side
199,059.19x = 30,116,970,056.32 - Step 5: Solve for x
x = 30,116,970,056.32/199,059.19 - Step 6: Final answer
x = 151,296.56
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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.