Finding the Fourth Proportional to 169,792.65, 234,302.49 and 93,310.08
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Solution
The fourth proportional to 169,792.65, 234,302.49 and 93,310.08 is: 128,761.66
Step by Step Solution
- Step 1: Write the proportion equation
169,792.65 : 234,302.49 = 93,310.08 : x - Step 2: Convert to fraction form
169,792.65/234,302.49 = 93,310.08/x - Step 3: Cross multiply
169,792.65x = 234,302.49 × 93,310.08 - Step 4: Simplify right side
169,792.65x = 21,862,784,086.10 - Step 5: Solve for x
x = 21,862,784,086.10/169,792.65 - Step 6: Final answer
x = 128,761.66
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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.