Finding the Fourth Proportional to 134,647.68, 201,976.66 and 50,398.98
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Solution
The fourth proportional to 134,647.68, 201,976.66 and 50,398.98 is: 75,600.38
Step by Step Solution
- Step 1: Write the proportion equation
134,647.68 : 201,976.66 = 50,398.98 : x - Step 2: Convert to fraction form
134,647.68/201,976.66 = 50,398.98/x - Step 3: Cross multiply
134,647.68x = 201,976.66 × 50,398.98 - Step 4: Simplify right side
134,647.68x = 10,179,416,669.90 - Step 5: Solve for x
x = 10,179,416,669.90/134,647.68 - Step 6: Final answer
x = 75,600.38
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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.