Finding the Fourth Proportional to 83,553.13, 125,298.50 and 33,616.36
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Solution
The fourth proportional to 83,553.13, 125,298.50 and 33,616.36 is: 50,411.99
Step by Step Solution
- Step 1: Write the proportion equation
83,553.13 : 125,298.50 = 33,616.36 : x - Step 2: Convert to fraction form
83,553.13/125,298.50 = 33,616.36/x - Step 3: Cross multiply
83,553.13x = 125,298.50 × 33,616.36 - Step 4: Simplify right side
83,553.13x = 4,212,079,254.25 - Step 5: Solve for x
x = 4,212,079,254.25/83,553.13 - Step 6: Final answer
x = 50,411.99
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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.