Finding the Fourth Proportional to 106,977.41, 160,467.94 and 40,448.87
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Solution
The fourth proportional to 106,977.41, 160,467.94 and 40,448.87 is: 60,673.99
Step by Step Solution
- Step 1: Write the proportion equation
106,977.41 : 160,467.94 = 40,448.87 : x - Step 2: Convert to fraction form
106,977.41/160,467.94 = 40,448.87/x - Step 3: Cross multiply
106,977.41x = 160,467.94 × 40,448.87 - Step 4: Simplify right side
106,977.41x = 6,490,746,466.68 - Step 5: Solve for x
x = 6,490,746,466.68/106,977.41 - Step 6: Final answer
x = 60,673.99
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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.