Finding the Fourth Proportional to 174,564.72, 261,977.49 and 67,965.48
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Solution
The fourth proportional to 174,564.72, 261,977.49 and 67,965.48 is: 101,998.99
Step by Step Solution
- Step 1: Write the proportion equation
174,564.72 : 261,977.49 = 67,965.48 : x - Step 2: Convert to fraction form
174,564.72/261,977.49 = 67,965.48/x - Step 3: Cross multiply
174,564.72x = 261,977.49 × 67,965.48 - Step 4: Simplify right side
174,564.72x = 17,805,425,857.05 - Step 5: Solve for x
x = 17,805,425,857.05/174,564.72 - Step 6: Final answer
x = 101,998.99
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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.