Finding the Fourth Proportional to 96,776.44, 133,548.05 and 54,336.76
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Solution
The fourth proportional to 96,776.44, 133,548.05 and 54,336.76 is: 74,982.80
Step by Step Solution
- Step 1: Write the proportion equation
96,776.44 : 133,548.05 = 54,336.76 : x - Step 2: Convert to fraction form
96,776.44/133,548.05 = 54,336.76/x - Step 3: Cross multiply
96,776.44x = 133,548.05 × 54,336.76 - Step 4: Simplify right side
96,776.44x = 7,256,568,069.63 - Step 5: Solve for x
x = 7,256,568,069.63/96,776.44 - Step 6: Final answer
x = 74,982.80
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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.