Finding the Fourth Proportional to 146,342.79, 219,488.67 and 41,136.75
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Solution
The fourth proportional to 146,342.79, 219,488.67 and 41,136.75 is: 61,697.95
Step by Step Solution
- Step 1: Write the proportion equation
146,342.79 : 219,488.67 = 41,136.75 : x - Step 2: Convert to fraction form
146,342.79/219,488.67 = 41,136.75/x - Step 3: Cross multiply
146,342.79x = 219,488.67 × 41,136.75 - Step 4: Simplify right side
146,342.79x = 9,029,050,545.62 - Step 5: Solve for x
x = 9,029,050,545.62/146,342.79 - Step 6: Final answer
x = 61,697.95
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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.