Finding the Fourth Proportional to 119,114.05, 164,345.28 and 68,116.26
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Solution
The fourth proportional to 119,114.05, 164,345.28 and 68,116.26 is: 93,982.08
Step by Step Solution
- Step 1: Write the proportion equation
119,114.05 : 164,345.28 = 68,116.26 : x - Step 2: Convert to fraction form
119,114.05/164,345.28 = 68,116.26/x - Step 3: Cross multiply
119,114.05x = 164,345.28 × 68,116.26 - Step 4: Simplify right side
119,114.05x = 11,194,585,822.25 - Step 5: Solve for x
x = 11,194,585,822.25/119,114.05 - Step 6: Final answer
x = 93,982.08
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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.