Finding the Fourth Proportional to 96,578.44, 133,291.91 and 53,567.44
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Solution
The fourth proportional to 96,578.44, 133,291.91 and 53,567.44 is: 73,930.65
Step by Step Solution
- Step 1: Write the proportion equation
96,578.44 : 133,291.91 = 53,567.44 : x - Step 2: Convert to fraction form
96,578.44/133,291.91 = 53,567.44/x - Step 3: Cross multiply
96,578.44x = 133,291.91 × 53,567.44 - Step 4: Simplify right side
96,578.44x = 7,140,106,391.41 - Step 5: Solve for x
x = 7,140,106,391.41/96,578.44 - Step 6: Final answer
x = 73,930.65
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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.