Finding the Fourth Proportional to 162,034.26, 243,051.40 and 51,226.26
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Solution
The fourth proportional to 162,034.26, 243,051.40 and 51,226.26 is: 76,839.39
Step by Step Solution
- Step 1: Write the proportion equation
162,034.26 : 243,051.40 = 51,226.26 : x - Step 2: Convert to fraction form
162,034.26/243,051.40 = 51,226.26/x - Step 3: Cross multiply
162,034.26x = 243,051.40 × 51,226.26 - Step 4: Simplify right side
162,034.26x = 12,450,614,209.76 - Step 5: Solve for x
x = 12,450,614,209.76/162,034.26 - Step 6: Final answer
x = 76,839.39
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1.5x scale
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.