Finding the Fourth Proportional to 168,603.77, 232,670.44 and 92,121.19
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Solution
The fourth proportional to 168,603.77, 232,670.44 and 92,121.19 is: 127,125.73
Step by Step Solution
- Step 1: Write the proportion equation
168,603.77 : 232,670.44 = 92,121.19 : x - Step 2: Convert to fraction form
168,603.77/232,670.44 = 92,121.19/x - Step 3: Cross multiply
168,603.77x = 232,670.44 × 92,121.19 - Step 4: Simplify right side
168,603.77x = 21,433,877,810.62 - Step 5: Solve for x
x = 21,433,877,810.62/168,603.77 - Step 6: Final answer
x = 127,125.73
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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.