Finding the Fourth Proportional to 96,576.44, 133,289.15 and 53,565.44
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Solution
The fourth proportional to 96,576.44, 133,289.15 and 53,565.44 is: 73,927.88
Step by Step Solution
- Step 1: Write the proportion equation
96,576.44 : 133,289.15 = 53,565.44 : x - Step 2: Convert to fraction form
96,576.44/133,289.15 = 53,565.44/x - Step 3: Cross multiply
96,576.44x = 133,289.15 × 53,565.44 - Step 4: Simplify right side
96,576.44x = 7,139,691,032.70 - Step 5: Solve for x
x = 7,139,691,032.70/96,576.44 - Step 6: Final answer
x = 73,927.88
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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.