Finding the Fourth Proportional to 212,707.14, 319,106.84 and 62,957.95
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Solution
The fourth proportional to 212,707.14, 319,106.84 and 62,957.95 is: 94,450.57
Step by Step Solution
- Step 1: Write the proportion equation
212,707.14 : 319,106.84 = 62,957.95 : x - Step 2: Convert to fraction form
212,707.14/319,106.84 = 62,957.95/x - Step 3: Cross multiply
212,707.14x = 319,106.84 × 62,957.95 - Step 4: Simplify right side
212,707.14x = 20,090,310,567.05 - Step 5: Solve for x
x = 20,090,310,567.05/212,707.14 - Step 6: Final answer
x = 94,450.57
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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.