Finding the Fourth Proportional to 83,998.82, 125,931.63 and 44,010.14
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Solution
The fourth proportional to 83,998.82, 125,931.63 and 44,010.14 is: 65,980.32
Step by Step Solution
- Step 1: Write the proportion equation
83,998.82 : 125,931.63 = 44,010.14 : x - Step 2: Convert to fraction form
83,998.82/125,931.63 = 44,010.14/x - Step 3: Cross multiply
83,998.82x = 125,931.63 × 44,010.14 - Step 4: Simplify right side
83,998.82x = 5,542,268,666.73 - Step 5: Solve for x
x = 5,542,268,666.73/83,998.82 - Step 6: Final answer
x = 65,980.32
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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.