Finding the Fourth Proportional to 169,118.21, 233,370.29 and 93,665.09
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Solution
The fourth proportional to 169,118.21, 233,370.29 and 93,665.09 is: 129,250.71
Step by Step Solution
- Step 1: Write the proportion equation
169,118.21 : 233,370.29 = 93,665.09 : x - Step 2: Convert to fraction form
169,118.21/233,370.29 = 93,665.09/x - Step 3: Cross multiply
169,118.21x = 233,370.29 × 93,665.09 - Step 4: Simplify right side
169,118.21x = 21,858,648,747.85 - Step 5: Solve for x
x = 21,858,648,747.85/169,118.21 - Step 6: Final answer
x = 129,250.71
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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.