Finding the Fourth Proportional to 169,400.48, 233,772.97 and 92,920.19
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Solution
The fourth proportional to 169,400.48, 233,772.97 and 92,920.19 is: 128,230.03
Step by Step Solution
- Step 1: Write the proportion equation
169,400.48 : 233,772.97 = 92,920.19 : x - Step 2: Convert to fraction form
169,400.48/233,772.97 = 92,920.19/x - Step 3: Cross multiply
169,400.48x = 233,772.97 × 92,920.19 - Step 4: Simplify right side
169,400.48x = 21,722,228,789.26 - Step 5: Solve for x
x = 21,722,228,789.26/169,400.48 - Step 6: Final answer
x = 128,230.03
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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.