Finding the Fourth Proportional to 73,876.18, 110,814.47 and 29,506.54
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Solution
The fourth proportional to 73,876.18, 110,814.47 and 29,506.54 is: 44,259.89
Step by Step Solution
- Step 1: Write the proportion equation
73,876.18 : 110,814.47 = 29,506.54 : x - Step 2: Convert to fraction form
73,876.18/110,814.47 = 29,506.54/x - Step 3: Cross multiply
73,876.18x = 110,814.47 × 29,506.54 - Step 4: Simplify right side
73,876.18x = 3,269,751,591.63 - Step 5: Solve for x
x = 3,269,751,591.63/73,876.18 - Step 6: Final answer
x = 44,259.89
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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.