Finding the Fourth Proportional to 195,033.96, 292,550.94 and 68,767.92
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Solution
The fourth proportional to 195,033.96, 292,550.94 and 68,767.92 is: 103,151.88
Step by Step Solution
- Step 1: Write the proportion equation
195,033.96 : 292,550.94 = 68,767.92 : x - Step 2: Convert to fraction form
195,033.96/292,550.94 = 68,767.92/x - Step 3: Cross multiply
195,033.96x = 292,550.94 × 68,767.92 - Step 4: Simplify right side
195,033.96x = 20,118,119,637.84 - Step 5: Solve for x
x = 20,118,119,637.84/195,033.96 - Step 6: Final answer
x = 103,151.88
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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.