Finding the Fourth Proportional to 182,438.72, 251,696.16 and 110,791.68
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Solution
The fourth proportional to 182,438.72, 251,696.16 and 110,791.68 is: 152,850.45
Step by Step Solution
- Step 1: Write the proportion equation
182,438.72 : 251,696.16 = 110,791.68 : x - Step 2: Convert to fraction form
182,438.72/251,696.16 = 110,791.68/x - Step 3: Cross multiply
182,438.72x = 251,696.16 × 110,791.68 - Step 4: Simplify right side
182,438.72x = 27,885,840,415.95 - Step 5: Solve for x
x = 27,885,840,415.95/182,438.72 - Step 6: Final answer
x = 152,850.45
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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.