Finding the Fourth Proportional to 192,851.19, 288,103.97 and 124,829.06
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Solution
The fourth proportional to 192,851.19, 288,103.97 and 124,829.06 is: 186,484.45
Step by Step Solution
- Step 1: Write the proportion equation
192,851.19 : 288,103.97 = 124,829.06 : x - Step 2: Convert to fraction form
192,851.19/288,103.97 = 124,829.06/x - Step 3: Cross multiply
192,851.19x = 288,103.97 × 124,829.06 - Step 4: Simplify right side
192,851.19x = 35,963,747,757.37 - Step 5: Solve for x
x = 35,963,747,757.37/192,851.19 - Step 6: Final answer
x = 186,484.45
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.