Finding the Fourth Proportional to 150,159.70, 225,259.37 and 55,456.45
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Solution
The fourth proportional to 150,159.70, 225,259.37 and 55,456.45 is: 83,191.99
Step by Step Solution
- Step 1: Write the proportion equation
150,159.70 : 225,259.37 = 55,456.45 : x - Step 2: Convert to fraction form
150,159.70/225,259.37 = 55,456.45/x - Step 3: Cross multiply
150,159.70x = 225,259.37 × 55,456.45 - Step 4: Simplify right side
150,159.70x = 12,492,084,989.44 - Step 5: Solve for x
x = 12,492,084,989.44/150,159.70 - Step 6: Final answer
x = 83,191.99
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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.