Finding the Fourth Proportional to 170,206.57, 234,883.09 and 93,724.08
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Solution
The fourth proportional to 170,206.57, 234,883.09 and 93,724.08 is: 129,338.14
Step by Step Solution
- Step 1: Write the proportion equation
170,206.57 : 234,883.09 = 93,724.08 : x - Step 2: Convert to fraction form
170,206.57/234,883.09 = 93,724.08/x - Step 3: Cross multiply
170,206.57x = 234,883.09 × 93,724.08 - Step 4: Simplify right side
170,206.57x = 22,014,201,517.81 - Step 5: Solve for x
x = 22,014,201,517.81/170,206.57 - Step 6: Final answer
x = 129,338.14
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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.