Finding the Fourth Proportional to 180,887.24, 271,244.52 and 81,048.26
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Solution
The fourth proportional to 180,887.24, 271,244.52 and 81,048.26 is: 121,533.70
Step by Step Solution
- Step 1: Write the proportion equation
180,887.24 : 271,244.52 = 81,048.26 : x - Step 2: Convert to fraction form
180,887.24/271,244.52 = 81,048.26/x - Step 3: Cross multiply
180,887.24x = 271,244.52 × 81,048.26 - Step 4: Simplify right side
180,887.24x = 21,983,896,380.54 - Step 5: Solve for x
x = 21,983,896,380.54/180,887.24 - Step 6: Final answer
x = 121,533.70
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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.