Finding the Fourth Proportional to 106,219.02, 146,582.28 and 58,472.02
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Solution
The fourth proportional to 106,219.02, 146,582.28 and 58,472.02 is: 80,691.41
Step by Step Solution
- Step 1: Write the proportion equation
106,219.02 : 146,582.28 = 58,472.02 : x - Step 2: Convert to fraction form
106,219.02/146,582.28 = 58,472.02/x - Step 3: Cross multiply
106,219.02x = 146,582.28 × 58,472.02 - Step 4: Simplify right side
106,219.02x = 8,570,962,007.81 - Step 5: Solve for x
x = 8,570,962,007.81/106,219.02 - Step 6: Final answer
x = 80,691.41
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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.