Finding the Fourth Proportional to 190,578.24, 262,991.88 and 104,535.99
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Solution
The fourth proportional to 190,578.24, 262,991.88 and 104,535.99 is: 144,256.33
Step by Step Solution
- Step 1: Write the proportion equation
190,578.24 : 262,991.88 = 104,535.99 : x - Step 2: Convert to fraction form
190,578.24/262,991.88 = 104,535.99/x - Step 3: Cross multiply
190,578.24x = 262,991.88 × 104,535.99 - Step 4: Simplify right side
190,578.24x = 27,492,116,537.76 - Step 5: Solve for x
x = 27,492,116,537.76/190,578.24 - Step 6: Final answer
x = 144,256.33
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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.