Finding the Fourth Proportional to 186,645.06, 257,576.67 and 106,075.98
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Solution
The fourth proportional to 186,645.06, 257,576.67 and 106,075.98 is: 146,388.54
Step by Step Solution
- Step 1: Write the proportion equation
186,645.06 : 257,576.67 = 106,075.98 : x - Step 2: Convert to fraction form
186,645.06/257,576.67 = 106,075.98/x - Step 3: Cross multiply
186,645.06x = 257,576.67 × 106,075.98 - Step 4: Simplify right side
186,645.06x = 27,322,697,695.39 - Step 5: Solve for x
x = 27,322,697,695.39/186,645.06 - Step 6: Final answer
x = 146,388.54
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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.