Finding the Fourth Proportional to 218,130.49, 327,199.88 and 68,367.48
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Solution
The fourth proportional to 218,130.49, 327,199.88 and 68,367.48 is: 102,552.52
Step by Step Solution
- Step 1: Write the proportion equation
218,130.49 : 327,199.88 = 68,367.48 : x - Step 2: Convert to fraction form
218,130.49/327,199.88 = 68,367.48/x - Step 3: Cross multiply
218,130.49x = 327,199.88 × 68,367.48 - Step 4: Simplify right side
218,130.49x = 22,369,831,251.90 - Step 5: Solve for x
x = 22,369,831,251.90/218,130.49 - Step 6: Final answer
x = 102,552.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.