Finding the Fourth Proportional to 190,578.88, 262,997.02 and 104,536.08
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Solution
The fourth proportional to 190,578.88, 262,997.02 and 104,536.08 is: 144,258.78
Step by Step Solution
- Step 1: Write the proportion equation
190,578.88 : 262,997.02 = 104,536.08 : x - Step 2: Convert to fraction form
190,578.88/262,997.02 = 104,536.08/x - Step 3: Cross multiply
190,578.88x = 262,997.02 × 104,536.08 - Step 4: Simplify right side
190,578.88x = 27,492,677,522.48 - Step 5: Solve for x
x = 27,492,677,522.48/190,578.88 - Step 6: Final answer
x = 144,258.78
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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.