Finding the Fourth Proportional to 75,326.36, 103,951.35 and 41,334.17
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Solution
The fourth proportional to 75,326.36, 103,951.35 and 41,334.17 is: 57,041.69
Step by Step Solution
- Step 1: Write the proportion equation
75,326.36 : 103,951.35 = 41,334.17 : x - Step 2: Convert to fraction form
75,326.36/103,951.35 = 41,334.17/x - Step 3: Cross multiply
75,326.36x = 103,951.35 × 41,334.17 - Step 4: Simplify right side
75,326.36x = 4,296,742,252.87 - Step 5: Solve for x
x = 4,296,742,252.87/75,326.36 - Step 6: Final answer
x = 57,041.69
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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.