Finding the Fourth Proportional to 197,726.25, 296,528.04 and 71,350.05
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Solution
The fourth proportional to 197,726.25, 296,528.04 and 71,350.05 is: 107,002.94
Step by Step Solution
- Step 1: Write the proportion equation
197,726.25 : 296,528.04 = 71,350.05 : x - Step 2: Convert to fraction form
197,726.25/296,528.04 = 71,350.05/x - Step 3: Cross multiply
197,726.25x = 296,528.04 × 71,350.05 - Step 4: Simplify right side
197,726.25x = 21,157,290,480.40 - Step 5: Solve for x
x = 21,157,290,480.40/197,726.25 - Step 6: Final answer
x = 107,002.94
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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.