Finding the Fourth Proportional to 74,455.04, 111,682.36 and 32,329.68
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Solution
The fourth proportional to 74,455.04, 111,682.36 and 32,329.68 is: 48,494.43
Step by Step Solution
- Step 1: Write the proportion equation
74,455.04 : 111,682.36 = 32,329.68 : x - Step 2: Convert to fraction form
74,455.04/111,682.36 = 32,329.68/x - Step 3: Cross multiply
74,455.04x = 111,682.36 × 32,329.68 - Step 4: Simplify right side
74,455.04x = 3,610,654,960.44 - Step 5: Solve for x
x = 3,610,654,960.44/74,455.04 - Step 6: Final answer
x = 48,494.43
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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.