Finding the Fourth Proportional to 77,366.41, 116,067.94 and 29,982.62
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Solution
The fourth proportional to 77,366.41, 116,067.94 and 29,982.62 is: 44,981.04
Step by Step Solution
- Step 1: Write the proportion equation
77,366.41 : 116,067.94 = 29,982.62 : x - Step 2: Convert to fraction form
77,366.41/116,067.94 = 29,982.62/x - Step 3: Cross multiply
77,366.41x = 116,067.94 × 29,982.62 - Step 4: Simplify right side
77,366.41x = 3,480,021,154.42 - Step 5: Solve for x
x = 3,480,021,154.42/77,366.41 - Step 6: Final answer
x = 44,981.04
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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.