Finding the Fourth Proportional to 271,828.21, 375,127.57 and 149,325.75
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Solution
The fourth proportional to 271,828.21, 375,127.57 and 149,325.75 is: 206,072.09
Step by Step Solution
- Step 1: Write the proportion equation
271,828.21 : 375,127.57 = 149,325.75 : x - Step 2: Convert to fraction form
271,828.21/375,127.57 = 149,325.75/x - Step 3: Cross multiply
271,828.21x = 375,127.57 × 149,325.75 - Step 4: Simplify right side
271,828.21x = 56,016,206,941.13 - Step 5: Solve for x
x = 56,016,206,941.13/271,828.21 - Step 6: Final answer
x = 206,072.09
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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.