Finding the Fourth Proportional to 106,359.06, 146,776.48 and 58,614.12
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Solution
The fourth proportional to 106,359.06, 146,776.48 and 58,614.12 is: 80,888.02
Step by Step Solution
- Step 1: Write the proportion equation
106,359.06 : 146,776.48 = 58,614.12 : x - Step 2: Convert to fraction form
106,359.06/146,776.48 = 58,614.12/x - Step 3: Cross multiply
106,359.06x = 146,776.48 × 58,614.12 - Step 4: Simplify right side
106,359.06x = 8,603,174,211.90 - Step 5: Solve for x
x = 8,603,174,211.90/106,359.06 - Step 6: Final answer
x = 80,888.02
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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.