Finding the Fourth Proportional to 251,106.22, 346,472.67 and 149,166.07
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Solution
The fourth proportional to 251,106.22, 346,472.67 and 149,166.07 is: 205,817.15
Step by Step Solution
- Step 1: Write the proportion equation
251,106.22 : 346,472.67 = 149,166.07 : x - Step 2: Convert to fraction form
251,106.22/346,472.67 = 149,166.07/x - Step 3: Cross multiply
251,106.22x = 346,472.67 × 149,166.07 - Step 4: Simplify right side
251,106.22x = 51,681,966,546.31 - Step 5: Solve for x
x = 51,681,966,546.31/251,106.22 - Step 6: Final answer
x = 205,817.15
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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.