Finding the Fourth Proportional to 271,476.16, 374,639.10 and 148,967.68
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Solution
The fourth proportional to 271,476.16, 374,639.10 and 148,967.68 is: 205,576.50
Step by Step Solution
- Step 1: Write the proportion equation
271,476.16 : 374,639.10 = 148,967.68 : x - Step 2: Convert to fraction form
271,476.16/374,639.10 = 148,967.68/x - Step 3: Cross multiply
271,476.16x = 374,639.10 × 148,967.68 - Step 4: Simplify right side
271,476.16x = 55,809,117,564.29 - Step 5: Solve for x
x = 55,809,117,564.29/271,476.16 - Step 6: Final answer
x = 205,576.50
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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.