Finding the Fourth Proportional to 146,719.14, 202,473.45 and 79,651.14
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Solution
The fourth proportional to 146,719.14, 202,473.45 and 79,651.14 is: 109,919.14
Step by Step Solution
- Step 1: Write the proportion equation
146,719.14 : 202,473.45 = 79,651.14 : x - Step 2: Convert to fraction form
146,719.14/202,473.45 = 79,651.14/x - Step 3: Cross multiply
146,719.14x = 202,473.45 × 79,651.14 - Step 4: Simplify right side
146,719.14x = 16,127,241,112.23 - Step 5: Solve for x
x = 16,127,241,112.23/146,719.14 - Step 6: Final answer
x = 109,919.14
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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.