Finding the Fourth Proportional to 71,057.97, 106,555.95 and 37,770.03
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Solution
The fourth proportional to 71,057.97, 106,555.95 and 37,770.03 is: 56,638.56
Step by Step Solution
- Step 1: Write the proportion equation
71,057.97 : 106,555.95 = 37,770.03 : x - Step 2: Convert to fraction form
71,057.97/106,555.95 = 37,770.03/x - Step 3: Cross multiply
71,057.97x = 106,555.95 × 37,770.03 - Step 4: Simplify right side
71,057.97x = 4,024,621,428.18 - Step 5: Solve for x
x = 4,024,621,428.18/71,057.97 - Step 6: Final answer
x = 56,638.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.