Finding the Fourth Proportional to 149,494.26, 224,123.65 and 74,575.84
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Solution
The fourth proportional to 149,494.26, 224,123.65 and 74,575.84 is: 111,805.02
Step by Step Solution
- Step 1: Write the proportion equation
149,494.26 : 224,123.65 = 74,575.84 : x - Step 2: Convert to fraction form
149,494.26/224,123.65 = 74,575.84/x - Step 3: Cross multiply
149,494.26x = 224,123.65 × 74,575.84 - Step 4: Simplify right side
149,494.26x = 16,714,209,462.62 - Step 5: Solve for x
x = 16,714,209,462.62/149,494.26 - Step 6: Final answer
x = 111,805.02
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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.