Finding the Fourth Proportional to 83,417.87, 125,132.64 and 33,497.97
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Solution
The fourth proportional to 83,417.87, 125,132.64 and 33,497.97 is: 50,249.29
Step by Step Solution
- Step 1: Write the proportion equation
83,417.87 : 125,132.64 = 33,497.97 : x - Step 2: Convert to fraction form
83,417.87/125,132.64 = 33,497.97/x - Step 3: Cross multiply
83,417.87x = 125,132.64 × 33,497.97 - Step 4: Simplify right side
83,417.87x = 4,191,689,035.24 - Step 5: Solve for x
x = 4,191,689,035.24/83,417.87 - Step 6: Final answer
x = 50,249.29
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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.