Finding the Fourth Proportional to 116,177.79, 160,197.27 and 80,305.52
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Solution
The fourth proportional to 116,177.79, 160,197.27 and 80,305.52 is: 110,733.09
Step by Step Solution
- Step 1: Write the proportion equation
116,177.79 : 160,197.27 = 80,305.52 : x - Step 2: Convert to fraction form
116,177.79/160,197.27 = 80,305.52/x - Step 3: Cross multiply
116,177.79x = 160,197.27 × 80,305.52 - Step 4: Simplify right side
116,177.79x = 12,864,724,669.44 - Step 5: Solve for x
x = 12,864,724,669.44/116,177.79 - Step 6: Final answer
x = 110,733.09
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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.