Finding the Fourth Proportional to 162,306.21, 244,567.17 and 133,372.20
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Solution
The fourth proportional to 162,306.21, 244,567.17 and 133,372.20 is: 200,968.66
Step by Step Solution
- Step 1: Write the proportion equation
162,306.21 : 244,567.17 = 133,372.20 : x - Step 2: Convert to fraction form
162,306.21/244,567.17 = 133,372.20/x - Step 3: Cross multiply
162,306.21x = 244,567.17 × 133,372.20 - Step 4: Simplify right side
162,306.21x = 32,618,461,771.14 - Step 5: Solve for x
x = 32,618,461,771.14/162,306.21 - Step 6: Final answer
x = 200,968.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.