Finding the Fourth Proportional to 96,577.24, 133,282.20 and 54,149.44
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Solution
The fourth proportional to 96,577.24, 133,282.20 and 54,149.44 is: 74,729.37
Step by Step Solution
- Step 1: Write the proportion equation
96,577.24 : 133,282.20 = 54,149.44 : x - Step 2: Convert to fraction form
96,577.24/133,282.20 = 54,149.44/x - Step 3: Cross multiply
96,577.24x = 133,282.20 × 54,149.44 - Step 4: Simplify right side
96,577.24x = 7,217,156,491.97 - Step 5: Solve for x
x = 7,217,156,491.97/96,577.24 - Step 6: Final answer
x = 74,729.37
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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.