Finding the Fourth Proportional to 104,545.40, 156,794.46 and 48,354.68
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Solution
The fourth proportional to 104,545.40, 156,794.46 and 48,354.68 is: 72,521.09
Step by Step Solution
- Step 1: Write the proportion equation
104,545.40 : 156,794.46 = 48,354.68 : x - Step 2: Convert to fraction form
104,545.40/156,794.46 = 48,354.68/x - Step 3: Cross multiply
104,545.40x = 156,794.46 × 48,354.68 - Step 4: Simplify right side
104,545.40x = 7,581,745,939.07 - Step 5: Solve for x
x = 7,581,745,939.07/104,545.40 - Step 6: Final answer
x = 72,521.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.