Finding the Fourth Proportional to 69,545.31, 104,337.42 and 22,830.99
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Solution
The fourth proportional to 69,545.31, 104,337.42 and 22,830.99 is: 34,252.87
Step by Step Solution
- Step 1: Write the proportion equation
69,545.31 : 104,337.42 = 22,830.99 : x - Step 2: Convert to fraction form
69,545.31/104,337.42 = 22,830.99/x - Step 3: Cross multiply
69,545.31x = 104,337.42 × 22,830.99 - Step 4: Simplify right side
69,545.31x = 2,382,126,592.65 - Step 5: Solve for x
x = 2,382,126,592.65/69,545.31 - Step 6: Final answer
x = 34,252.87
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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.