Finding the Fourth Proportional to 215,593.66, 297,522.39 and 124,955.92
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Solution
The fourth proportional to 215,593.66, 297,522.39 and 124,955.92 is: 172,440.99
Step by Step Solution
- Step 1: Write the proportion equation
215,593.66 : 297,522.39 = 124,955.92 : x - Step 2: Convert to fraction form
215,593.66/297,522.39 = 124,955.92/x - Step 3: Cross multiply
215,593.66x = 297,522.39 × 124,955.92 - Step 4: Simplify right side
215,593.66x = 37,177,183,963.05 - Step 5: Solve for x
x = 37,177,183,963.05/215,593.66 - Step 6: Final answer
x = 172,440.99
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1.5x scale
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.