Finding the Fourth Proportional to 93,616.10, 129,190.22 and 51,174.63
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Solution
The fourth proportional to 93,616.10, 129,190.22 and 51,174.63 is: 70,620.99
Step by Step Solution
- Step 1: Write the proportion equation
93,616.10 : 129,190.22 = 51,174.63 : x - Step 2: Convert to fraction form
93,616.10/129,190.22 = 51,174.63/x - Step 3: Cross multiply
93,616.10x = 129,190.22 × 51,174.63 - Step 4: Simplify right side
93,616.10x = 6,611,261,836.06 - Step 5: Solve for x
x = 6,611,261,836.06/93,616.10 - Step 6: Final answer
x = 70,620.99
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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.