Finding the Fourth Proportional to 157,775.24, 236,732.22 and 82,877.99
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Solution
The fourth proportional to 157,775.24, 236,732.22 and 82,877.99 is: 124,353.41
Step by Step Solution
- Step 1: Write the proportion equation
157,775.24 : 236,732.22 = 82,877.99 : x - Step 2: Convert to fraction form
157,775.24/236,732.22 = 82,877.99/x - Step 3: Cross multiply
157,775.24x = 236,732.22 × 82,877.99 - Step 4: Simplify right side
157,775.24x = 19,619,889,378.18 - Step 5: Solve for x
x = 19,619,889,378.18/157,775.24 - Step 6: Final answer
x = 124,353.41
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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.