Finding the Fourth Proportional to 106,476.99, 146,935.67 and 58,729.31
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Solution
The fourth proportional to 106,476.99, 146,935.67 and 58,729.31 is: 81,045.02
Step by Step Solution
- Step 1: Write the proportion equation
106,476.99 : 146,935.67 = 58,729.31 : x - Step 2: Convert to fraction form
106,476.99/146,935.67 = 58,729.31/x - Step 3: Cross multiply
106,476.99x = 146,935.67 × 58,729.31 - Step 4: Simplify right side
106,476.99x = 8,629,429,852.50 - Step 5: Solve for x
x = 8,629,429,852.50/106,476.99 - Step 6: Final answer
x = 81,045.02
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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.