Finding the Fourth Proportional to 106,428.99, 146,873.00 and 58,684.04
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Solution
The fourth proportional to 106,428.99, 146,873.00 and 58,684.04 is: 80,984.53
Step by Step Solution
- Step 1: Write the proportion equation
106,428.99 : 146,873.00 = 58,684.04 : x - Step 2: Convert to fraction form
106,428.99/146,873.00 = 58,684.04/x - Step 3: Cross multiply
106,428.99x = 146,873.00 × 58,684.04 - Step 4: Simplify right side
106,428.99x = 8,619,101,466.10 - Step 5: Solve for x
x = 8,619,101,466.10/106,428.99 - Step 6: Final answer
x = 80,984.53
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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.