Finding the Fourth Proportional to 251,843.99, 377,765.98 and 83,319.06
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Solution
The fourth proportional to 251,843.99, 377,765.98 and 83,319.06 is: 124,978.59
Step by Step Solution
- Step 1: Write the proportion equation
251,843.99 : 377,765.98 = 83,319.06 : x - Step 2: Convert to fraction form
251,843.99/377,765.98 = 83,319.06/x - Step 3: Cross multiply
251,843.99x = 377,765.98 × 83,319.06 - Step 4: Simplify right side
251,843.99x = 31,475,106,765.05 - Step 5: Solve for x
x = 31,475,106,765.05/251,843.99 - Step 6: Final answer
x = 124,978.59
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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.