Finding the Fourth Proportional to 108,461.91, 162,708.35 and 33,588.75
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Solution
The fourth proportional to 108,461.91, 162,708.35 and 33,588.75 is: 50,387.92
Step by Step Solution
- Step 1: Write the proportion equation
108,461.91 : 162,708.35 = 33,588.75 : x - Step 2: Convert to fraction form
108,461.91/162,708.35 = 33,588.75/x - Step 3: Cross multiply
108,461.91x = 162,708.35 × 33,588.75 - Step 4: Simplify right side
108,461.91x = 5,465,169,923.12 - Step 5: Solve for x
x = 5,465,169,923.12/108,461.91 - Step 6: Final answer
x = 50,387.92
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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.