Finding the Fourth Proportional to 84,739.47, 116,944.14 and 50,753.49
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Solution
The fourth proportional to 84,739.47, 116,944.14 and 50,753.49 is: 70,042.02
Step by Step Solution
- Step 1: Write the proportion equation
84,739.47 : 116,944.14 = 50,753.49 : x - Step 2: Convert to fraction form
84,739.47/116,944.14 = 50,753.49/x - Step 3: Cross multiply
84,739.47x = 116,944.14 × 50,753.49 - Step 4: Simplify right side
84,739.47x = 5,935,323,240.05 - Step 5: Solve for x
x = 5,935,323,240.05/84,739.47 - Step 6: Final answer
x = 70,042.02
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.