Finding the Fourth Proportional to 214,693.64, 321,549.97 and 102,452.68
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Solution
The fourth proportional to 214,693.64, 321,549.97 and 102,452.68 is: 153,444.96
Step by Step Solution
- Step 1: Write the proportion equation
214,693.64 : 321,549.97 = 102,452.68 : x - Step 2: Convert to fraction form
214,693.64/321,549.97 = 102,452.68/x - Step 3: Cross multiply
214,693.64x = 321,549.97 × 102,452.68 - Step 4: Simplify right side
214,693.64x = 32,943,656,518.32 - Step 5: Solve for x
x = 32,943,656,518.32/214,693.64 - Step 6: Final answer
x = 153,444.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.