Finding the Fourth Proportional to 200,866.49, 277,194.99 and 110,223.97
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Solution
The fourth proportional to 200,866.49, 277,194.99 and 110,223.97 is: 152,108.66
Step by Step Solution
- Step 1: Write the proportion equation
200,866.49 : 277,194.99 = 110,223.97 : x - Step 2: Convert to fraction form
200,866.49/277,194.99 = 110,223.97/x - Step 3: Cross multiply
200,866.49x = 277,194.99 × 110,223.97 - Step 4: Simplify right side
200,866.49x = 30,553,533,541.48 - Step 5: Solve for x
x = 30,553,533,541.48/200,866.49 - Step 6: Final answer
x = 152,108.66
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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.