Finding the Fourth Proportional to 188,822.91, 283,283.10 and 70,495.14
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Solution
The fourth proportional to 188,822.91, 283,283.10 and 70,495.14 is: 105,760.90
Step by Step Solution
- Step 1: Write the proportion equation
188,822.91 : 283,283.10 = 70,495.14 : x - Step 2: Convert to fraction form
188,822.91/283,283.10 = 70,495.14/x - Step 3: Cross multiply
188,822.91x = 283,283.10 × 70,495.14 - Step 4: Simplify right side
188,822.91x = 19,970,081,794.13 - Step 5: Solve for x
x = 19,970,081,794.13/188,822.91 - Step 6: Final answer
x = 105,760.90
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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.