Finding the Fourth Proportional to 168,838.02, 232,988.76 and 92,356.02
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Solution
The fourth proportional to 168,838.02, 232,988.76 and 92,356.02 is: 127,447.09
Step by Step Solution
- Step 1: Write the proportion equation
168,838.02 : 232,988.76 = 92,356.02 : x - Step 2: Convert to fraction form
168,838.02/232,988.76 = 92,356.02/x - Step 3: Cross multiply
168,838.02x = 232,988.76 × 92,356.02 - Step 4: Simplify right side
168,838.02x = 21,517,914,578.34 - Step 5: Solve for x
x = 21,517,914,578.34/168,838.02 - Step 6: Final answer
x = 127,447.09
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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.