Finding the Fourth Proportional to 168,671.92, 232,770.99 and 92,196.07
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Solution
The fourth proportional to 168,671.92, 232,770.99 and 92,196.07 is: 127,232.62
Step by Step Solution
- Step 1: Write the proportion equation
168,671.92 : 232,770.99 = 92,196.07 : x - Step 2: Convert to fraction form
168,671.92/232,770.99 = 92,196.07/x - Step 3: Cross multiply
168,671.92x = 232,770.99 × 92,196.07 - Step 4: Simplify right side
168,671.92x = 21,460,570,488.01 - Step 5: Solve for x
x = 21,460,570,488.01/168,671.92 - Step 6: Final answer
x = 127,232.62
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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.