Finding the Fourth Proportional to 225,428.00, 338,164.57 and 83,310.63
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Solution
The fourth proportional to 225,428.00, 338,164.57 and 83,310.63 is: 124,974.28
Step by Step Solution
- Step 1: Write the proportion equation
225,428.00 : 338,164.57 = 83,310.63 : x - Step 2: Convert to fraction form
225,428.00/338,164.57 = 83,310.63/x - Step 3: Cross multiply
225,428.00x = 338,164.57 × 83,310.63 - Step 4: Simplify right side
225,428.00x = 28,172,702,206.40 - Step 5: Solve for x
x = 28,172,702,206.40/225,428.00 - Step 6: Final answer
x = 124,974.28
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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.