Finding the Fourth Proportional to 148,083.75, 204,337.97 and 83,549.22
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Solution
The fourth proportional to 148,083.75, 204,337.97 and 83,549.22 is: 115,287.99
Step by Step Solution
- Step 1: Write the proportion equation
148,083.75 : 204,337.97 = 83,549.22 : x - Step 2: Convert to fraction form
148,083.75/204,337.97 = 83,549.22/x - Step 3: Cross multiply
148,083.75x = 204,337.97 × 83,549.22 - Step 4: Simplify right side
148,083.75x = 17,072,278,009.88 - Step 5: Solve for x
x = 17,072,278,009.88/148,083.75 - Step 6: Final answer
x = 115,287.99
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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.