Finding the Fourth Proportional to 189,380.03, 261,344.14 and 104,497.02
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Solution
The fourth proportional to 189,380.03, 261,344.14 and 104,497.02 is: 144,205.72
Step by Step Solution
- Step 1: Write the proportion equation
189,380.03 : 261,344.14 = 104,497.02 : x - Step 2: Convert to fraction form
189,380.03/261,344.14 = 104,497.02/x - Step 3: Cross multiply
189,380.03x = 261,344.14 × 104,497.02 - Step 4: Simplify right side
189,380.03x = 27,309,683,563.22 - Step 5: Solve for x
x = 27,309,683,563.22/189,380.03 - Step 6: Final answer
x = 144,205.72
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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.