Finding the Fourth Proportional to 201,742.64, 302,575 and 61,515.44
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Solution
The fourth proportional to 201,742.64, 302,575 and 61,515.44 is: 92,261.28
Step by Step Solution
- Step 1: Write the proportion equation
201,742.64 : 302,575 = 61,515.44 : x - Step 2: Convert to fraction form
201,742.64/302,575 = 61,515.44/x - Step 3: Cross multiply
201,742.64x = 302,575 × 61,515.44 - Step 4: Simplify right side
201,742.64x = 18,613,034,258 - Step 5: Solve for x
x = 18,613,034,258/201,742.64 - Step 6: Final answer
x = 92,261.28
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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.