Finding the Fourth Proportional to 162,130.76, 223,744.24 and 101,703.96
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Solution
The fourth proportional to 162,130.76, 223,744.24 and 101,703.96 is: 140,353.84
Step by Step Solution
- Step 1: Write the proportion equation
162,130.76 : 223,744.24 = 101,703.96 : x - Step 2: Convert to fraction form
162,130.76/223,744.24 = 101,703.96/x - Step 3: Cross multiply
162,130.76x = 223,744.24 × 101,703.96 - Step 4: Simplify right side
162,130.76x = 22,755,675,235.19 - Step 5: Solve for x
x = 22,755,675,235.19/162,130.76 - Step 6: Final answer
x = 140,353.84
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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.