Finding the Fourth Proportional to 235,288.13, 324,741.36 and 134,686.13
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Solution
The fourth proportional to 235,288.13, 324,741.36 and 134,686.13 is: 185,891.90
Step by Step Solution
- Step 1: Write the proportion equation
235,288.13 : 324,741.36 = 134,686.13 : x - Step 2: Convert to fraction form
235,288.13/324,741.36 = 134,686.13/x - Step 3: Cross multiply
235,288.13x = 324,741.36 × 134,686.13 - Step 4: Simplify right side
235,288.13x = 43,738,157,029.34 - Step 5: Solve for x
x = 43,738,157,029.34/235,288.13 - Step 6: Final answer
x = 185,891.90
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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.