Finding the Fourth Proportional to 146,151.14, 201,722.28 and 85,741.19
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Solution
The fourth proportional to 146,151.14, 201,722.28 and 85,741.19 is: 118,342.62
Step by Step Solution
- Step 1: Write the proportion equation
146,151.14 : 201,722.28 = 85,741.19 : x - Step 2: Convert to fraction form
146,151.14/201,722.28 = 85,741.19/x - Step 3: Cross multiply
146,151.14x = 201,722.28 × 85,741.19 - Step 4: Simplify right side
146,151.14x = 17,295,908,336.71 - Step 5: Solve for x
x = 17,295,908,336.71/146,151.14 - Step 6: Final answer
x = 118,342.62
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1.5x scale
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.