Finding the Fourth Proportional to 234,634.15, 351,863.74 and 122,266.09
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Solution
The fourth proportional to 234,634.15, 351,863.74 and 122,266.09 is: 183,353.55
Step by Step Solution
- Step 1: Write the proportion equation
234,634.15 : 351,863.74 = 122,266.09 : x - Step 2: Convert to fraction form
234,634.15/351,863.74 = 122,266.09/x - Step 3: Cross multiply
234,634.15x = 351,863.74 × 122,266.09 - Step 4: Simplify right side
234,634.15x = 43,021,003,702.58 - Step 5: Solve for x
x = 43,021,003,702.58/234,634.15 - Step 6: Final answer
x = 183,353.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.