Finding the Fourth Proportional to 186,012.97, 256,696.63 and 101,130.03
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Solution
The fourth proportional to 186,012.97, 256,696.63 and 101,130.03 is: 139,558.75
Step by Step Solution
- Step 1: Write the proportion equation
186,012.97 : 256,696.63 = 101,130.03 : x - Step 2: Convert to fraction form
186,012.97/256,696.63 = 101,130.03/x - Step 3: Cross multiply
186,012.97x = 256,696.63 × 101,130.03 - Step 4: Simplify right side
186,012.97x = 25,959,737,892.80 - Step 5: Solve for x
x = 25,959,737,892.80/186,012.97 - Step 6: Final answer
x = 139,558.75
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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.