Finding the Fourth Proportional to 137,794.24, 190,176.82 and 84,110.37
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Solution
The fourth proportional to 137,794.24, 190,176.82 and 84,110.37 is: 116,084.99
Step by Step Solution
- Step 1: Write the proportion equation
137,794.24 : 190,176.82 = 84,110.37 : x - Step 2: Convert to fraction form
137,794.24/190,176.82 = 84,110.37/x - Step 3: Cross multiply
137,794.24x = 190,176.82 × 84,110.37 - Step 4: Simplify right side
137,794.24x = 15,995,842,695.62 - Step 5: Solve for x
x = 15,995,842,695.62/137,794.24 - Step 6: Final answer
x = 116,084.99
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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.