Finding the Fourth Proportional to 189,112.29, 283,669.35 and 55,995.06
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Solution
The fourth proportional to 189,112.29, 283,669.35 and 55,995.06 is: 83,992.86
Step by Step Solution
- Step 1: Write the proportion equation
189,112.29 : 283,669.35 = 55,995.06 : x - Step 2: Convert to fraction form
189,112.29/283,669.35 = 55,995.06/x - Step 3: Cross multiply
189,112.29x = 283,669.35 × 55,995.06 - Step 4: Simplify right side
189,112.29x = 15,884,082,273.41 - Step 5: Solve for x
x = 15,884,082,273.41/189,112.29 - Step 6: Final answer
x = 83,992.86
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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.