Finding the Fourth Proportional to 259,542.73, 358,193.75 and 157,544.80
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Solution
The fourth proportional to 259,542.73, 358,193.75 and 157,544.80 is: 217,426.86
Step by Step Solution
- Step 1: Write the proportion equation
259,542.73 : 358,193.75 = 157,544.80 : x - Step 2: Convert to fraction form
259,542.73/358,193.75 = 157,544.80/x - Step 3: Cross multiply
259,542.73x = 358,193.75 × 157,544.80 - Step 4: Simplify right side
259,542.73x = 56,431,561,021.79 - Step 5: Solve for x
x = 56,431,561,021.79/259,542.73 - Step 6: Final answer
x = 217,426.86
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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.