Finding the Fourth Proportional to 147,584.97, 203,666.25 and 83,922.75
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Solution
The fourth proportional to 147,584.97, 203,666.25 and 83,922.75 is: 115,812.82
Step by Step Solution
- Step 1: Write the proportion equation
147,584.97 : 203,666.25 = 83,922.75 : x - Step 2: Convert to fraction form
147,584.97/203,666.25 = 83,922.75/x - Step 3: Cross multiply
147,584.97x = 203,666.25 × 83,922.75 - Step 4: Simplify right side
147,584.97x = 17,092,231,782.19 - Step 5: Solve for x
x = 17,092,231,782.19/147,584.97 - Step 6: Final answer
x = 115,812.82
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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.