Finding the Fourth Proportional to 212,663.00, 293,474.71 and 117,169.67
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Solution
The fourth proportional to 212,663.00, 293,474.71 and 117,169.67 is: 161,694.02
Step by Step Solution
- Step 1: Write the proportion equation
212,663.00 : 293,474.71 = 117,169.67 : x - Step 2: Convert to fraction form
212,663.00/293,474.71 = 117,169.67/x - Step 3: Cross multiply
212,663.00x = 293,474.71 × 117,169.67 - Step 4: Simplify right side
212,663.00x = 34,386,335,804.19 - Step 5: Solve for x
x = 34,386,335,804.19/212,663.00 - Step 6: Final answer
x = 161,694.02
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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.