Finding the Fourth Proportional to 170,512.93, 235,304.74 and 94,039.09
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Solution
The fourth proportional to 170,512.93, 235,304.74 and 94,039.09 is: 129,772.23
Step by Step Solution
- Step 1: Write the proportion equation
170,512.93 : 235,304.74 = 94,039.09 : x - Step 2: Convert to fraction form
170,512.93/235,304.74 = 94,039.09/x - Step 3: Cross multiply
170,512.93x = 235,304.74 × 94,039.09 - Step 4: Simplify right side
170,512.93x = 22,127,843,622.29 - Step 5: Solve for x
x = 22,127,843,622.29/170,512.93 - Step 6: Final answer
x = 129,772.23
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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.