Finding the Fourth Proportional to 234,367.84, 351,479.94 and 84,589.84
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Solution
The fourth proportional to 234,367.84, 351,479.94 and 84,589.84 is: 126,858.84
Step by Step Solution
- Step 1: Write the proportion equation
234,367.84 : 351,479.94 = 84,589.84 : x - Step 2: Convert to fraction form
234,367.84/351,479.94 = 84,589.84/x - Step 3: Cross multiply
234,367.84x = 351,479.94 × 84,589.84 - Step 4: Simplify right side
234,367.84x = 29,731,631,887.81 - Step 5: Solve for x
x = 29,731,631,887.81/234,367.84 - Step 6: Final answer
x = 126,858.84
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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.