Finding the Fourth Proportional to 149,720.70, 224,745.08 and 93,624.15
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Solution
The fourth proportional to 149,720.70, 224,745.08 and 93,624.15 is: 140,538.80
Step by Step Solution
- Step 1: Write the proportion equation
149,720.70 : 224,745.08 = 93,624.15 : x - Step 2: Convert to fraction form
149,720.70/224,745.08 = 93,624.15/x - Step 3: Cross multiply
149,720.70x = 224,745.08 × 93,624.15 - Step 4: Simplify right side
149,720.70x = 21,041,567,081.68 - Step 5: Solve for x
x = 21,041,567,081.68/149,720.70 - Step 6: Final answer
x = 140,538.80
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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.