Finding the Fourth Proportional to 168,593.96, 252,973.40 and 73,811.19
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Solution
The fourth proportional to 168,593.96, 252,973.40 and 73,811.19 is: 110,752.89
Step by Step Solution
- Step 1: Write the proportion equation
168,593.96 : 252,973.40 = 73,811.19 : x - Step 2: Convert to fraction form
168,593.96/252,973.40 = 73,811.19/x - Step 3: Cross multiply
168,593.96x = 252,973.40 × 73,811.19 - Step 4: Simplify right side
168,593.96x = 18,672,267,323.29 - Step 5: Solve for x
x = 18,672,267,323.29/168,593.96 - Step 6: Final answer
x = 110,752.89
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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.