Finding the Fourth Proportional to 225,115.67, 337,674.02 and 91,995.92
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Solution
The fourth proportional to 225,115.67, 337,674.02 and 91,995.92 is: 137,994.09
Step by Step Solution
- Step 1: Write the proportion equation
225,115.67 : 337,674.02 = 91,995.92 : x - Step 2: Convert to fraction form
225,115.67/337,674.02 = 91,995.92/x - Step 3: Cross multiply
225,115.67x = 337,674.02 × 91,995.92 - Step 4: Simplify right side
225,115.67x = 31,064,631,247.93 - Step 5: Solve for x
x = 31,064,631,247.93/225,115.67 - Step 6: Final answer
x = 137,994.09
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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.