Finding the Fourth Proportional to 94,480.79, 141,744.47 and 27,920.66
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Solution
The fourth proportional to 94,480.79, 141,744.47 and 27,920.66 is: 41,887.86
Step by Step Solution
- Step 1: Write the proportion equation
94,480.79 : 141,744.47 = 27,920.66 : x - Step 2: Convert to fraction form
94,480.79/141,744.47 = 27,920.66/x - Step 3: Cross multiply
94,480.79x = 141,744.47 × 27,920.66 - Step 4: Simplify right side
94,480.79x = 3,957,598,305.42 - Step 5: Solve for x
x = 3,957,598,305.42/94,480.79 - Step 6: Final answer
x = 41,887.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.