Finding the Fourth Proportional to 106,332.88, 146,739.66 and 58,586.08
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Solution
The fourth proportional to 106,332.88, 146,739.66 and 58,586.08 is: 80,848.95
Step by Step Solution
- Step 1: Write the proportion equation
106,332.88 : 146,739.66 = 58,586.08 : x - Step 2: Convert to fraction form
106,332.88/146,739.66 = 58,586.08/x - Step 3: Cross multiply
106,332.88x = 146,739.66 × 58,586.08 - Step 4: Simplify right side
106,332.88x = 8,596,901,459.93 - Step 5: Solve for x
x = 8,596,901,459.93/106,332.88 - Step 6: Final answer
x = 80,848.95
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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.