Finding the Fourth Proportional to 186,634.97, 257,475.00 and 118,615.49
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Solution
The fourth proportional to 186,634.97, 257,475.00 and 118,615.49 is: 163,637.73
Step by Step Solution
- Step 1: Write the proportion equation
186,634.97 : 257,475.00 = 118,615.49 : x - Step 2: Convert to fraction form
186,634.97/257,475.00 = 118,615.49/x - Step 3: Cross multiply
186,634.97x = 257,475.00 × 118,615.49 - Step 4: Simplify right side
186,634.97x = 30,540,523,410.71 - Step 5: Solve for x
x = 30,540,523,410.71/186,634.97 - Step 6: Final answer
x = 163,637.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.