Finding the Fourth Proportional to 106,336.88, 146,745.18 and 58,590.08
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Solution
The fourth proportional to 106,336.88, 146,745.18 and 58,590.08 is: 80,854.47
Step by Step Solution
- Step 1: Write the proportion equation
106,336.88 : 146,745.18 = 58,590.08 : x - Step 2: Convert to fraction form
106,336.88/146,745.18 = 58,590.08/x - Step 3: Cross multiply
106,336.88x = 146,745.18 × 58,590.08 - Step 4: Simplify right side
106,336.88x = 8,597,811,835.81 - Step 5: Solve for x
x = 8,597,811,835.81/106,336.88 - Step 6: Final answer
x = 80,854.47
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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.