Finding the Fourth Proportional to 180,787.03, 271,183.28 and 68,437.08
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Solution
The fourth proportional to 180,787.03, 271,183.28 and 68,437.08 is: 102,656.66
Step by Step Solution
- Step 1: Write the proportion equation
180,787.03 : 271,183.28 = 68,437.08 : x - Step 2: Convert to fraction form
180,787.03/271,183.28 = 68,437.08/x - Step 3: Cross multiply
180,787.03x = 271,183.28 × 68,437.08 - Step 4: Simplify right side
180,787.03x = 18,558,992,379.26 - Step 5: Solve for x
x = 18,558,992,379.26/180,787.03 - Step 6: Final answer
x = 102,656.66
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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.