Finding the Fourth Proportional to 165,068.84, 228,960.43 and 160,693.80
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Solution
The fourth proportional to 165,068.84, 228,960.43 and 160,693.80 is: 222,891.99
Step by Step Solution
- Step 1: Write the proportion equation
165,068.84 : 228,960.43 = 160,693.80 : x - Step 2: Convert to fraction form
165,068.84/228,960.43 = 160,693.80/x - Step 3: Cross multiply
165,068.84x = 228,960.43 × 160,693.80 - Step 4: Simplify right side
165,068.84x = 36,792,521,546.33 - Step 5: Solve for x
x = 36,792,521,546.33/165,068.84 - Step 6: Final answer
x = 222,891.99
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.