Finding the Fourth Proportional to 66,723.84, 100,110.84 and 34,682.94
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Solution
The fourth proportional to 66,723.84, 100,110.84 and 34,682.94 is: 52,037.45
Step by Step Solution
- Step 1: Write the proportion equation
66,723.84 : 100,110.84 = 34,682.94 : x - Step 2: Convert to fraction form
66,723.84/100,110.84 = 34,682.94/x - Step 3: Cross multiply
66,723.84x = 100,110.84 × 34,682.94 - Step 4: Simplify right side
66,723.84x = 3,472,138,257.07 - Step 5: Solve for x
x = 3,472,138,257.07/66,723.84 - Step 6: Final answer
x = 52,037.45
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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.