Finding the Fourth Proportional to 104,527.94, 144,249.93 and 56,782.08
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Solution
The fourth proportional to 104,527.94, 144,249.93 and 56,782.08 is: 78,360.02
Step by Step Solution
- Step 1: Write the proportion equation
104,527.94 : 144,249.93 = 56,782.08 : x - Step 2: Convert to fraction form
104,527.94/144,249.93 = 56,782.08/x - Step 3: Cross multiply
104,527.94x = 144,249.93 × 56,782.08 - Step 4: Simplify right side
104,527.94x = 8,190,811,065.25 - Step 5: Solve for x
x = 8,190,811,065.25/104,527.94 - Step 6: Final answer
x = 78,360.02
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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.