Finding the Fourth Proportional to 116,184.68, 160,334.94 and 65,883.68
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Solution
The fourth proportional to 116,184.68, 160,334.94 and 65,883.68 is: 90,919.52
Step by Step Solution
- Step 1: Write the proportion equation
116,184.68 : 160,334.94 = 65,883.68 : x - Step 2: Convert to fraction form
116,184.68/160,334.94 = 65,883.68/x - Step 3: Cross multiply
116,184.68x = 160,334.94 × 65,883.68 - Step 4: Simplify right side
116,184.68x = 10,563,455,879.78 - Step 5: Solve for x
x = 10,563,455,879.78/116,184.68 - Step 6: Final answer
x = 90,919.52
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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.