Finding the Fourth Proportional to 225,623.97, 338,568.99 and 83,569.03
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Solution
The fourth proportional to 225,623.97, 338,568.99 and 83,569.03 is: 125,402.82
Step by Step Solution
- Step 1: Write the proportion equation
225,623.97 : 338,568.99 = 83,569.03 : x - Step 2: Convert to fraction form
225,623.97/338,568.99 = 83,569.03/x - Step 3: Cross multiply
225,623.97x = 338,568.99 × 83,569.03 - Step 4: Simplify right side
225,623.97x = 28,293,881,235.96 - Step 5: Solve for x
x = 28,293,881,235.96/225,623.97 - Step 6: Final answer
x = 125,402.82
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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.