Finding the Third Proportional to 153,122.91 and 336,813.19
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Solution
The third proportional to 153,122.91 and 336,813.19 is: 740,863.18
Step by Step Solution
- Step 1: Write the proportion equation
153,122.91 : 336,813.19 = 336,813.19 : x - Step 2: Convert to fraction form
153,122.91/336,813.19 = 336,813.19/x - Step 3: Cross multiply
153,122.91x = 336,813.19 × 336,813.19 - Step 4: Simplify right side
153,122.91x = 113,443,123,273.91 - Step 5: Solve for x
x = 113,443,123,273.91/153,122.91 - Step 6: Final answer
x = 740,863.18
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.