Finding the Fourth Proportional to 235,107.26, 324,430.04 and 138,314.96
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Solution
The fourth proportional to 235,107.26, 324,430.04 and 138,314.96 is: 190,864.06
Step by Step Solution
- Step 1: Write the proportion equation
235,107.26 : 324,430.04 = 138,314.96 : x - Step 2: Convert to fraction form
235,107.26/324,430.04 = 138,314.96/x - Step 3: Cross multiply
235,107.26x = 324,430.04 × 138,314.96 - Step 4: Simplify right side
235,107.26x = 44,873,525,691.67 - Step 5: Solve for x
x = 44,873,525,691.67/235,107.26 - Step 6: Final answer
x = 190,864.06
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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.