Finding the Fourth Proportional to 75,894.06, 104,731.05 and 41,901.81
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Solution
The fourth proportional to 75,894.06, 104,731.05 and 41,901.81 is: 57,822.98
Step by Step Solution
- Step 1: Write the proportion equation
75,894.06 : 104,731.05 = 41,901.81 : x - Step 2: Convert to fraction form
75,894.06/104,731.05 = 41,901.81/x - Step 3: Cross multiply
75,894.06x = 104,731.05 × 41,901.81 - Step 4: Simplify right side
75,894.06x = 4,388,420,558.20 - Step 5: Solve for x
x = 4,388,420,558.20/75,894.06 - Step 6: Final answer
x = 57,822.98
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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.