Finding the Fourth Proportional to 75,403.98, 104,027.67 and 43,567.02
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Solution
The fourth proportional to 75,403.98, 104,027.67 and 43,567.02 is: 60,105.26
Step by Step Solution
- Step 1: Write the proportion equation
75,403.98 : 104,027.67 = 43,567.02 : x - Step 2: Convert to fraction form
75,403.98/104,027.67 = 43,567.02/x - Step 3: Cross multiply
75,403.98x = 104,027.67 × 43,567.02 - Step 4: Simplify right side
75,403.98x = 4,532,175,579.44 - Step 5: Solve for x
x = 4,532,175,579.44/75,403.98 - Step 6: Final answer
x = 60,105.26
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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.