Finding the Fourth Proportional to 77,585.08, 107,066.44 and 44,048.92
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Solution
The fourth proportional to 77,585.08, 107,066.44 and 44,048.92 is: 60,786.96
Step by Step Solution
- Step 1: Write the proportion equation
77,585.08 : 107,066.44 = 44,048.92 : x - Step 2: Convert to fraction form
77,585.08/107,066.44 = 44,048.92/x - Step 3: Cross multiply
77,585.08x = 107,066.44 × 44,048.92 - Step 4: Simplify right side
77,585.08x = 4,716,161,050.24 - Step 5: Solve for x
x = 4,716,161,050.24/77,585.08 - Step 6: Final answer
x = 60,786.96
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1.5x scale
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.