Finding the Fourth Proportional to 183,552.62, 253,306.51 and 102,985.97
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Solution
The fourth proportional to 183,552.62, 253,306.51 and 102,985.97 is: 142,122.82
Step by Step Solution
- Step 1: Write the proportion equation
183,552.62 : 253,306.51 = 102,985.97 : x - Step 2: Convert to fraction form
183,552.62/253,306.51 = 102,985.97/x - Step 3: Cross multiply
183,552.62x = 253,306.51 × 102,985.97 - Step 4: Simplify right side
183,552.62x = 26,087,015,115.67 - Step 5: Solve for x
x = 26,087,015,115.67/183,552.62 - Step 6: Final answer
x = 142,122.82
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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.