Finding the Fourth Proportional to 275,704.11, 413,611.52 and 125,904.18
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Solution
The fourth proportional to 275,704.11, 413,611.52 and 125,904.18 is: 188,881.55
Step by Step Solution
- Step 1: Write the proportion equation
275,704.11 : 413,611.52 = 125,904.18 : x - Step 2: Convert to fraction form
275,704.11/413,611.52 = 125,904.18/x - Step 3: Cross multiply
275,704.11x = 413,611.52 × 125,904.18 - Step 4: Simplify right side
275,704.11x = 52,075,418,634.63 - Step 5: Solve for x
x = 52,075,418,634.63/275,704.11 - Step 6: Final answer
x = 188,881.55
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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.