Finding the Fourth Proportional to 169,135.25, 233,414.34 and 93,683.75
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Solution
The fourth proportional to 169,135.25, 233,414.34 and 93,683.75 is: 129,287.84
Step by Step Solution
- Step 1: Write the proportion equation
169,135.25 : 233,414.34 = 93,683.75 : x - Step 2: Convert to fraction form
169,135.25/233,414.34 = 93,683.75/x - Step 3: Cross multiply
169,135.25x = 233,414.34 × 93,683.75 - Step 4: Simplify right side
169,135.25x = 21,867,130,674.98 - Step 5: Solve for x
x = 21,867,130,674.98/169,135.25 - Step 6: Final answer
x = 129,287.84
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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.