Finding the Fourth Proportional to 162,271.14, 243,378.63 and 43,914.84
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Solution
The fourth proportional to 162,271.14, 243,378.63 and 43,914.84 is: 65,864.66
Step by Step Solution
- Step 1: Write the proportion equation
162,271.14 : 243,378.63 = 43,914.84 : x - Step 2: Convert to fraction form
162,271.14/243,378.63 = 43,914.84/x - Step 3: Cross multiply
162,271.14x = 243,378.63 × 43,914.84 - Step 4: Simplify right side
162,271.14x = 10,687,933,595.87 - Step 5: Solve for x
x = 10,687,933,595.87/162,271.14 - Step 6: Final answer
x = 65,864.66
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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.