Finding the Fourth Proportional to 133,627.99, 184,400.07 and 73,198.90
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Solution
The fourth proportional to 133,627.99, 184,400.07 and 73,198.90 is: 101,010.89
Step by Step Solution
- Step 1: Write the proportion equation
133,627.99 : 184,400.07 = 73,198.90 : x - Step 2: Convert to fraction form
133,627.99/184,400.07 = 73,198.90/x - Step 3: Cross multiply
133,627.99x = 184,400.07 × 73,198.90 - Step 4: Simplify right side
133,627.99x = 13,497,882,283.92 - Step 5: Solve for x
x = 13,497,882,283.92/133,627.99 - Step 6: Final answer
x = 101,010.89
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.