Finding the Fourth Proportional to 104,480.46, 144,244.56 and 63,659.99
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Solution
The fourth proportional to 104,480.46, 144,244.56 and 63,659.99 is: 87,888.27
Step by Step Solution
- Step 1: Write the proportion equation
104,480.46 : 144,244.56 = 63,659.99 : x - Step 2: Convert to fraction form
104,480.46/144,244.56 = 63,659.99/x - Step 3: Cross multiply
104,480.46x = 144,244.56 × 63,659.99 - Step 4: Simplify right side
104,480.46x = 9,182,606,525.93 - Step 5: Solve for x
x = 9,182,606,525.93/104,480.46 - Step 6: Final answer
x = 87,888.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.