Finding the Fourth Proportional to 212,603.08, 293,379.06 and 117,104.44
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Solution
The fourth proportional to 212,603.08, 293,379.06 and 117,104.44 is: 161,596.86
Step by Step Solution
- Step 1: Write the proportion equation
212,603.08 : 293,379.06 = 117,104.44 : x - Step 2: Convert to fraction form
212,603.08/293,379.06 = 117,104.44/x - Step 3: Cross multiply
212,603.08x = 293,379.06 × 117,104.44 - Step 4: Simplify right side
212,603.08x = 34,355,990,529.03 - Step 5: Solve for x
x = 34,355,990,529.03/212,603.08 - Step 6: Final answer
x = 161,596.86
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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.