Finding the Fourth Proportional to 251,870.91, 347,606.40 and 188,097.99
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Solution
The fourth proportional to 251,870.91, 347,606.40 and 188,097.99 is: 259,593.56
Step by Step Solution
- Step 1: Write the proportion equation
251,870.91 : 347,606.40 = 188,097.99 : x - Step 2: Convert to fraction form
251,870.91/347,606.40 = 188,097.99/x - Step 3: Cross multiply
251,870.91x = 347,606.40 × 188,097.99 - Step 4: Simplify right side
251,870.91x = 65,384,065,151.14 - Step 5: Solve for x
x = 65,384,065,151.14/251,870.91 - Step 6: Final answer
x = 259,593.56
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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.