Finding the Fourth Proportional to 155,520.24, 233,278.80 and 71,256.49
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Solution
The fourth proportional to 155,520.24, 233,278.80 and 71,256.49 is: 106,884.02
Step by Step Solution
- Step 1: Write the proportion equation
155,520.24 : 233,278.80 = 71,256.49 : x - Step 2: Convert to fraction form
155,520.24/233,278.80 = 71,256.49/x - Step 3: Cross multiply
155,520.24x = 233,278.80 × 71,256.49 - Step 4: Simplify right side
155,520.24x = 16,622,628,479.41 - Step 5: Solve for x
x = 16,622,628,479.41/155,520.24 - Step 6: Final answer
x = 106,884.02
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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.