Finding the Fourth Proportional to 168,632.06, 232,735.98 and 107,358.68
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Solution
The fourth proportional to 168,632.06, 232,735.98 and 107,358.68 is: 148,170.09
Step by Step Solution
- Step 1: Write the proportion equation
168,632.06 : 232,735.98 = 107,358.68 : x - Step 2: Convert to fraction form
168,632.06/232,735.98 = 107,358.68/x - Step 3: Cross multiply
168,632.06x = 232,735.98 × 107,358.68 - Step 4: Simplify right side
168,632.06x = 24,986,228,585.74 - Step 5: Solve for x
x = 24,986,228,585.74/168,632.06 - Step 6: Final answer
x = 148,170.09
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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.