Finding the Fourth Proportional to 181,270.68, 271,841.16 and 68,920.98
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Solution
The fourth proportional to 181,270.68, 271,841.16 and 68,920.98 is: 103,356.81
Step by Step Solution
- Step 1: Write the proportion equation
181,270.68 : 271,841.16 = 68,920.98 : x - Step 2: Convert to fraction form
181,270.68/271,841.16 = 68,920.98/x - Step 3: Cross multiply
181,270.68x = 271,841.16 × 68,920.98 - Step 4: Simplify right side
181,270.68x = 18,735,559,151.54 - Step 5: Solve for x
x = 18,735,559,151.54/181,270.68 - Step 6: Final answer
x = 103,356.81
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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.