Finding the Fourth Proportional to 144,905.64, 217,418.34 and 63,811.08
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Solution
The fourth proportional to 144,905.64, 217,418.34 and 63,811.08 is: 95,742.99
Step by Step Solution
- Step 1: Write the proportion equation
144,905.64 : 217,418.34 = 63,811.08 : x - Step 2: Convert to fraction form
144,905.64/217,418.34 = 63,811.08/x - Step 3: Cross multiply
144,905.64x = 217,418.34 × 63,811.08 - Step 4: Simplify right side
144,905.64x = 13,873,699,087.21 - Step 5: Solve for x
x = 13,873,699,087.21/144,905.64 - Step 6: Final answer
x = 95,742.99
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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.