Finding the Fourth Proportional to 106,395.04, 146,821.68 and 58,647.52
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Solution
The fourth proportional to 106,395.04, 146,821.68 and 58,647.52 is: 80,931.66
Step by Step Solution
- Step 1: Write the proportion equation
106,395.04 : 146,821.68 = 58,647.52 : x - Step 2: Convert to fraction form
106,395.04/146,821.68 = 58,647.52/x - Step 3: Cross multiply
106,395.04x = 146,821.68 × 58,647.52 - Step 4: Simplify right side
106,395.04x = 8,610,727,414.23 - Step 5: Solve for x
x = 8,610,727,414.23/106,395.04 - Step 6: Final answer
x = 80,931.66
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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.