Finding the Fourth Proportional to 94,161.41, 129,943.67 and 51,719.94
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Solution
The fourth proportional to 94,161.41, 129,943.67 and 51,719.94 is: 71,374.02
Step by Step Solution
- Step 1: Write the proportion equation
94,161.41 : 129,943.67 = 51,719.94 : x - Step 2: Convert to fraction form
94,161.41/129,943.67 = 51,719.94/x - Step 3: Cross multiply
94,161.41x = 129,943.67 × 51,719.94 - Step 4: Simplify right side
94,161.41x = 6,720,678,815.78 - Step 5: Solve for x
x = 6,720,678,815.78/94,161.41 - Step 6: Final answer
x = 71,374.02
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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.