Finding the Fourth Proportional to 201,422.97, 302,134.53 and 51,663.26
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Solution
The fourth proportional to 201,422.97, 302,134.53 and 51,663.26 is: 77,494.91
Step by Step Solution
- Step 1: Write the proportion equation
201,422.97 : 302,134.53 = 51,663.26 : x - Step 2: Convert to fraction form
201,422.97/302,134.53 = 51,663.26/x - Step 3: Cross multiply
201,422.97x = 302,134.53 × 51,663.26 - Step 4: Simplify right side
201,422.97x = 15,609,254,520.05 - Step 5: Solve for x
x = 15,609,254,520.05/201,422.97 - Step 6: Final answer
x = 77,494.91
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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.