Finding the Fourth Proportional to 226,578.99, 312,671.85 and 124,604.13
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Solution
The fourth proportional to 226,578.99, 312,671.85 and 124,604.13 is: 171,949.77
Step by Step Solution
- Step 1: Write the proportion equation
226,578.99 : 312,671.85 = 124,604.13 : x - Step 2: Convert to fraction form
226,578.99/312,671.85 = 124,604.13/x - Step 3: Cross multiply
226,578.99x = 312,671.85 × 124,604.13 - Step 4: Simplify right side
226,578.99x = 38,960,204,549.99 - Step 5: Solve for x
x = 38,960,204,549.99/226,578.99 - Step 6: Final answer
x = 171,949.77
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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.