Finding the Fourth Proportional to 251,880.84, 347,504.26 and 142,922.08
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Solution
The fourth proportional to 251,880.84, 347,504.26 and 142,922.08 is: 197,180.67
Step by Step Solution
- Step 1: Write the proportion equation
251,880.84 : 347,504.26 = 142,922.08 : x - Step 2: Convert to fraction form
251,880.84/347,504.26 = 142,922.08/x - Step 3: Cross multiply
251,880.84x = 347,504.26 × 142,922.08 - Step 4: Simplify right side
251,880.84x = 49,666,031,648.06 - Step 5: Solve for x
x = 49,666,031,648.06/251,880.84 - Step 6: Final answer
x = 197,180.67
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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.