Finding the Fourth Proportional to 66,750.36, 100,014.98 and 46,932.09
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Solution
The fourth proportional to 66,750.36, 100,014.98 and 46,932.09 is: 70,320.40
Step by Step Solution
- Step 1: Write the proportion equation
66,750.36 : 100,014.98 = 46,932.09 : x - Step 2: Convert to fraction form
66,750.36/100,014.98 = 46,932.09/x - Step 3: Cross multiply
66,750.36x = 100,014.98 × 46,932.09 - Step 4: Simplify right side
66,750.36x = 4,693,911,808.05 - Step 5: Solve for x
x = 4,693,911,808.05/66,750.36 - Step 6: Final answer
x = 70,320.40
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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.