Finding the Fourth Proportional to 99,424.91, 149,137.68 and 24,545.07
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Solution
The fourth proportional to 99,424.91, 149,137.68 and 24,545.07 is: 36,817.68
Step by Step Solution
- Step 1: Write the proportion equation
99,424.91 : 149,137.68 = 24,545.07 : x - Step 2: Convert to fraction form
99,424.91/149,137.68 = 24,545.07/x - Step 3: Cross multiply
99,424.91x = 149,137.68 × 24,545.07 - Step 4: Simplify right side
99,424.91x = 3,660,594,359.48 - Step 5: Solve for x
x = 3,660,594,359.48/99,424.91 - Step 6: Final answer
x = 36,817.68
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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.