Finding the Fourth Proportional to 207,669.02, 286,583.37 and 112,175.75
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Solution
The fourth proportional to 207,669.02, 286,583.37 and 112,175.75 is: 154,802.61
Step by Step Solution
- Step 1: Write the proportion equation
207,669.02 : 286,583.37 = 112,175.75 : x - Step 2: Convert to fraction form
207,669.02/286,583.37 = 112,175.75/x - Step 3: Cross multiply
207,669.02x = 286,583.37 × 112,175.75 - Step 4: Simplify right side
207,669.02x = 32,147,704,763.08 - Step 5: Solve for x
x = 32,147,704,763.08/207,669.02 - Step 6: Final answer
x = 154,802.61
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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.