Finding the Fourth Proportional to 219,494.23, 329,241.49 and 61,722.70
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Solution
The fourth proportional to 219,494.23, 329,241.49 and 61,722.70 is: 92,584.09
Step by Step Solution
- Step 1: Write the proportion equation
219,494.23 : 329,241.49 = 61,722.70 : x - Step 2: Convert to fraction form
219,494.23/329,241.49 = 61,722.70/x - Step 3: Cross multiply
219,494.23x = 329,241.49 × 61,722.70 - Step 4: Simplify right side
219,494.23x = 20,321,672,737.41 - Step 5: Solve for x
x = 20,321,672,737.41/219,494.23 - Step 6: Final answer
x = 92,584.09
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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.