Finding the Fourth Proportional to 149,149.68, 223,671.24 and 49,291.44
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Solution
The fourth proportional to 149,149.68, 223,671.24 and 49,291.44 is: 73,919.55
Step by Step Solution
- Step 1: Write the proportion equation
149,149.68 : 223,671.24 = 49,291.44 : x - Step 2: Convert to fraction form
149,149.68/223,671.24 = 49,291.44/x - Step 3: Cross multiply
149,149.68x = 223,671.24 × 49,291.44 - Step 4: Simplify right side
149,149.68x = 11,025,077,506.19 - Step 5: Solve for x
x = 11,025,077,506.19/149,149.68 - Step 6: Final answer
x = 73,919.55
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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.