Finding the Fourth Proportional to 124,507.22, 186,834.94 and 45,626.99
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Solution
The fourth proportional to 124,507.22, 186,834.94 and 45,626.99 is: 68,467.64
Step by Step Solution
- Step 1: Write the proportion equation
124,507.22 : 186,834.94 = 45,626.99 : x - Step 2: Convert to fraction form
124,507.22/186,834.94 = 45,626.99/x - Step 3: Cross multiply
124,507.22x = 186,834.94 × 45,626.99 - Step 4: Simplify right side
124,507.22x = 8,524,714,890.79 - Step 5: Solve for x
x = 8,524,714,890.79/124,507.22 - Step 6: Final answer
x = 68,467.64
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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.