Finding the Fourth Proportional to 190,253.15, 262,539.19 and 104,207.68
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Solution
The fourth proportional to 190,253.15, 262,539.19 and 104,207.68 is: 143,801.03
Step by Step Solution
- Step 1: Write the proportion equation
190,253.15 : 262,539.19 = 104,207.68 : x - Step 2: Convert to fraction form
190,253.15/262,539.19 = 104,207.68/x - Step 3: Cross multiply
190,253.15x = 262,539.19 × 104,207.68 - Step 4: Simplify right side
190,253.15x = 27,358,598,982.11 - Step 5: Solve for x
x = 27,358,598,982.11/190,253.15 - Step 6: Final answer
x = 143,801.03
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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.