Finding the Fourth Proportional to 103,622.08, 155,433.18 and 41,336.32
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Solution
The fourth proportional to 103,622.08, 155,433.18 and 41,336.32 is: 62,004.50
Step by Step Solution
- Step 1: Write the proportion equation
103,622.08 : 155,433.18 = 41,336.32 : x - Step 2: Convert to fraction form
103,622.08/155,433.18 = 41,336.32/x - Step 3: Cross multiply
103,622.08x = 155,433.18 × 41,336.32 - Step 4: Simplify right side
103,622.08x = 6,425,035,667.10 - Step 5: Solve for x
x = 6,425,035,667.10/103,622.08 - Step 6: Final answer
x = 62,004.50
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1.5x scale
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.