Finding the Fourth Proportional to 173,998.01, 260,998.56 and 68,816.99
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Solution
The fourth proportional to 173,998.01, 260,998.56 and 68,816.99 is: 103,226.10
Step by Step Solution
- Step 1: Write the proportion equation
173,998.01 : 260,998.56 = 68,816.99 : x - Step 2: Convert to fraction form
173,998.01/260,998.56 = 68,816.99/x - Step 3: Cross multiply
173,998.01x = 260,998.56 × 68,816.99 - Step 4: Simplify right side
173,998.01x = 17,961,135,946.03 - Step 5: Solve for x
x = 17,961,135,946.03/173,998.01 - Step 6: Final answer
x = 103,226.10
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1.5x scale
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.