Finding the Fourth Proportional to 223,553.64, 335,363.81 and 73,809.75
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Solution
The fourth proportional to 223,553.64, 335,363.81 and 73,809.75 is: 110,725.63
Step by Step Solution
- Step 1: Write the proportion equation
223,553.64 : 335,363.81 = 73,809.75 : x - Step 2: Convert to fraction form
223,553.64/335,363.81 = 73,809.75/x - Step 3: Cross multiply
223,553.64x = 335,363.81 × 73,809.75 - Step 4: Simplify right side
223,553.64x = 24,753,118,606.10 - Step 5: Solve for x
x = 24,753,118,606.10/223,553.64 - Step 6: Final answer
x = 110,725.63
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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.