Finding the Fourth Proportional to 181,629.12, 250,660.16 and 101,056.82
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Solution
The fourth proportional to 181,629.12, 250,660.16 and 101,056.82 is: 139,465.06
Step by Step Solution
- Step 1: Write the proportion equation
181,629.12 : 250,660.16 = 101,056.82 : x - Step 2: Convert to fraction form
181,629.12/250,660.16 = 101,056.82/x - Step 3: Cross multiply
181,629.12x = 250,660.16 × 101,056.82 - Step 4: Simplify right side
181,629.12x = 25,330,916,911.71 - Step 5: Solve for x
x = 25,330,916,911.71/181,629.12 - Step 6: Final answer
x = 139,465.06
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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.