Finding the Fourth Proportional to 194,892.48, 268,905.83 and 118,409.31
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Solution
The fourth proportional to 194,892.48, 268,905.83 and 118,409.31 is: 163,377.02
Step by Step Solution
- Step 1: Write the proportion equation
194,892.48 : 268,905.83 = 118,409.31 : x - Step 2: Convert to fraction form
194,892.48/268,905.83 = 118,409.31/x - Step 3: Cross multiply
194,892.48x = 268,905.83 × 118,409.31 - Step 4: Simplify right side
194,892.48x = 31,840,953,193.23 - Step 5: Solve for x
x = 31,840,953,193.23/194,892.48 - Step 6: Final answer
x = 163,377.02
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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.