Finding the Fourth Proportional to 165,218.87, 247,824.79 and 52,899.41
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Solution
The fourth proportional to 165,218.87, 247,824.79 and 52,899.41 is: 79,347.99
Step by Step Solution
- Step 1: Write the proportion equation
165,218.87 : 247,824.79 = 52,899.41 : x - Step 2: Convert to fraction form
165,218.87/247,824.79 = 52,899.41/x - Step 3: Cross multiply
165,218.87x = 247,824.79 × 52,899.41 - Step 4: Simplify right side
165,218.87x = 13,109,785,174.37 - Step 5: Solve for x
x = 13,109,785,174.37/165,218.87 - Step 6: Final answer
x = 79,347.99
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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.