Finding the Fourth Proportional to 75,713.17, 104,484.87 and 41,722.87
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Solution
The fourth proportional to 75,713.17, 104,484.87 and 41,722.87 is: 57,577.95
Step by Step Solution
- Step 1: Write the proportion equation
75,713.17 : 104,484.87 = 41,722.87 : x - Step 2: Convert to fraction form
75,713.17/104,484.87 = 41,722.87/x - Step 3: Cross multiply
75,713.17x = 104,484.87 × 41,722.87 - Step 4: Simplify right side
75,713.17x = 4,359,409,033.00 - Step 5: Solve for x
x = 4,359,409,033.00/75,713.17 - Step 6: Final answer
x = 57,577.95
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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.