Finding the Fourth Proportional to 154,739.06, 232,120.94 and 65,993.36
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Solution
The fourth proportional to 154,739.06, 232,120.94 and 65,993.36 is: 98,995.31
Step by Step Solution
- Step 1: Write the proportion equation
154,739.06 : 232,120.94 = 65,993.36 : x - Step 2: Convert to fraction form
154,739.06/232,120.94 = 65,993.36/x - Step 3: Cross multiply
154,739.06x = 232,120.94 × 65,993.36 - Step 4: Simplify right side
154,739.06x = 15,318,440,756.96 - Step 5: Solve for x
x = 15,318,440,756.96/154,739.06 - Step 6: Final answer
x = 98,995.31
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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.