Finding the Fourth Proportional to 245,791.11, 368,706.69 and 68,298.14
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Solution
The fourth proportional to 245,791.11, 368,706.69 and 68,298.14 is: 102,452.78
Step by Step Solution
- Step 1: Write the proportion equation
245,791.11 : 368,706.69 = 68,298.14 : x - Step 2: Convert to fraction form
245,791.11/368,706.69 = 68,298.14/x - Step 3: Cross multiply
245,791.11x = 368,706.69 × 68,298.14 - Step 4: Simplify right side
245,791.11x = 25,181,982,054.32 - Step 5: Solve for x
x = 25,181,982,054.32/245,791.11 - Step 6: Final answer
x = 102,452.78
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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.