Finding the Fourth Proportional to 164,482.84, 226,990.11 and 92,863.45
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Solution
The fourth proportional to 164,482.84, 226,990.11 and 92,863.45 is: 128,153.70
Step by Step Solution
- Step 1: Write the proportion equation
164,482.84 : 226,990.11 = 92,863.45 : x - Step 2: Convert to fraction form
164,482.84/226,990.11 = 92,863.45/x - Step 3: Cross multiply
164,482.84x = 226,990.11 × 92,863.45 - Step 4: Simplify right side
164,482.84x = 21,079,084,730.48 - Step 5: Solve for x
x = 21,079,084,730.48/164,482.84 - Step 6: Final answer
x = 128,153.70
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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.