Finding the Fourth Proportional to 75,844.88, 113,789.16 and 23,262.08
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Solution
The fourth proportional to 75,844.88, 113,789.16 and 23,262.08 is: 34,899.82
Step by Step Solution
- Step 1: Write the proportion equation
75,844.88 : 113,789.16 = 23,262.08 : x - Step 2: Convert to fraction form
75,844.88/113,789.16 = 23,262.08/x - Step 3: Cross multiply
75,844.88x = 113,789.16 × 23,262.08 - Step 4: Simplify right side
75,844.88x = 2,646,972,543.05 - Step 5: Solve for x
x = 2,646,972,543.05/75,844.88 - Step 6: Final answer
x = 34,899.82
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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.