Finding the Fourth Proportional to 170,452.68, 235,071.94 and 106,797.48
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Solution
The fourth proportional to 170,452.68, 235,071.94 and 106,797.48 is: 147,284.81
Step by Step Solution
- Step 1: Write the proportion equation
170,452.68 : 235,071.94 = 106,797.48 : x - Step 2: Convert to fraction form
170,452.68/235,071.94 = 106,797.48/x - Step 3: Cross multiply
170,452.68x = 235,071.94 × 106,797.48 - Step 4: Simplify right side
170,452.68x = 25,105,090,810.71 - Step 5: Solve for x
x = 25,105,090,810.71/170,452.68 - Step 6: Final answer
x = 147,284.81
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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.