Finding the Fourth Proportional to 110,614.09, 152,647.60 and 60,313.09
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Solution
The fourth proportional to 110,614.09, 152,647.60 and 60,313.09 is: 83,232.15
Step by Step Solution
- Step 1: Write the proportion equation
110,614.09 : 152,647.60 = 60,313.09 : x - Step 2: Convert to fraction form
110,614.09/152,647.60 = 60,313.09/x - Step 3: Cross multiply
110,614.09x = 152,647.60 × 60,313.09 - Step 4: Simplify right side
110,614.09x = 9,206,648,437.08 - Step 5: Solve for x
x = 9,206,648,437.08/110,614.09 - Step 6: Final answer
x = 83,232.15
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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.