Finding the Fourth Proportional to 205,544.66, 283,697.37 and 124,955.06
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Solution
The fourth proportional to 205,544.66, 283,697.37 and 124,955.06 is: 172,465.79
Step by Step Solution
- Step 1: Write the proportion equation
205,544.66 : 283,697.37 = 124,955.06 : x - Step 2: Convert to fraction form
205,544.66/283,697.37 = 124,955.06/x - Step 3: Cross multiply
205,544.66x = 283,697.37 × 124,955.06 - Step 4: Simplify right side
205,544.66x = 35,449,420,471.71 - Step 5: Solve for x
x = 35,449,420,471.71/205,544.66 - Step 6: Final answer
x = 172,465.79
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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.