Finding the Fourth Proportional to 163,048.40, 244,572.60 and 115,809.20
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Solution
The fourth proportional to 163,048.40, 244,572.60 and 115,809.20 is: 173,713.80
Step by Step Solution
- Step 1: Write the proportion equation
163,048.40 : 244,572.60 = 115,809.20 : x - Step 2: Convert to fraction form
163,048.40/244,572.60 = 115,809.20/x - Step 3: Cross multiply
163,048.40x = 244,572.60 × 115,809.20 - Step 4: Simplify right side
163,048.40x = 28,323,757,147.92 - Step 5: Solve for x
x = 28,323,757,147.92/163,048.40 - Step 6: Final answer
x = 173,713.80
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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.