Finding the Fourth Proportional to 198,681.14, 274,901.97 and 173,240.52
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Solution
The fourth proportional to 198,681.14, 274,901.97 and 173,240.52 is: 239,701.46
Step by Step Solution
- Step 1: Write the proportion equation
198,681.14 : 274,901.97 = 173,240.52 : x - Step 2: Convert to fraction form
198,681.14/274,901.97 = 173,240.52/x - Step 3: Cross multiply
198,681.14x = 274,901.97 × 173,240.52 - Step 4: Simplify right side
198,681.14x = 47,624,157,991.11 - Step 5: Solve for x
x = 47,624,157,991.11/198,681.14 - Step 6: Final answer
x = 239,701.46
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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.