Finding the Fourth Proportional to 169,920.18, 234,486.02 and 92,394.14
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Solution
The fourth proportional to 169,920.18, 234,486.02 and 92,394.14 is: 127,501.83
Step by Step Solution
- Step 1: Write the proportion equation
169,920.18 : 234,486.02 = 92,394.14 : x - Step 2: Convert to fraction form
169,920.18/234,486.02 = 92,394.14/x - Step 3: Cross multiply
169,920.18x = 234,486.02 × 92,394.14 - Step 4: Simplify right side
169,920.18x = 21,665,133,218.48 - Step 5: Solve for x
x = 21,665,133,218.48/169,920.18 - Step 6: Final answer
x = 127,501.83
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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.