Finding the Fourth Proportional to 164,963.14, 247,431.27 and 46,631.62
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Solution
The fourth proportional to 164,963.14, 247,431.27 and 46,631.62 is: 69,943.63
Step by Step Solution
- Step 1: Write the proportion equation
164,963.14 : 247,431.27 = 46,631.62 : x - Step 2: Convert to fraction form
164,963.14/247,431.27 = 46,631.62/x - Step 3: Cross multiply
164,963.14x = 247,431.27 × 46,631.62 - Step 4: Simplify right side
164,963.14x = 11,538,120,958.76 - Step 5: Solve for x
x = 11,538,120,958.76/164,963.14 - Step 6: Final answer
x = 69,943.63
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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.