Finding the Fourth Proportional to 83,932.46, 125,900.01 and 46,728.99
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Solution
The fourth proportional to 83,932.46, 125,900.01 and 46,728.99 is: 70,094.22
Step by Step Solution
- Step 1: Write the proportion equation
83,932.46 : 125,900.01 = 46,728.99 : x - Step 2: Convert to fraction form
83,932.46/125,900.01 = 46,728.99/x - Step 3: Cross multiply
83,932.46x = 125,900.01 × 46,728.99 - Step 4: Simplify right side
83,932.46x = 5,883,180,308.29 - Step 5: Solve for x
x = 5,883,180,308.29/83,932.46 - Step 6: Final answer
x = 70,094.22
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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.