Finding the Fourth Proportional to 83,830.97, 125,750.32 and 27,675.97
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Solution
The fourth proportional to 83,830.97, 125,750.32 and 27,675.97 is: 41,515.23
Step by Step Solution
- Step 1: Write the proportion equation
83,830.97 : 125,750.32 = 27,675.97 : x - Step 2: Convert to fraction form
83,830.97/125,750.32 = 27,675.97/x - Step 3: Cross multiply
83,830.97x = 125,750.32 × 27,675.97 - Step 4: Simplify right side
83,830.97x = 3,480,261,700.24 - Step 5: Solve for x
x = 3,480,261,700.24/83,830.97 - Step 6: Final answer
x = 41,515.23
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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.