Finding the Fourth Proportional to 201,645.30, 302,467.95 and 61,403.70
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Solution
The fourth proportional to 201,645.30, 302,467.95 and 61,403.70 is: 92,105.55
Step by Step Solution
- Step 1: Write the proportion equation
201,645.30 : 302,467.95 = 61,403.70 : x - Step 2: Convert to fraction form
201,645.30/302,467.95 = 61,403.70/x - Step 3: Cross multiply
201,645.30x = 302,467.95 × 61,403.70 - Step 4: Simplify right side
201,645.30x = 18,572,651,261.42 - Step 5: Solve for x
x = 18,572,651,261.42/201,645.30 - Step 6: Final answer
x = 92,105.55
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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.