Finding the Fourth Proportional to 110,918.14, 153,067.08 and 60,617.14
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Solution
The fourth proportional to 110,918.14, 153,067.08 and 60,617.14 is: 83,651.68
Step by Step Solution
- Step 1: Write the proportion equation
110,918.14 : 153,067.08 = 60,617.14 : x - Step 2: Convert to fraction form
110,918.14/153,067.08 = 60,617.14/x - Step 3: Cross multiply
110,918.14x = 153,067.08 × 60,617.14 - Step 4: Simplify right side
110,918.14x = 9,278,488,617.75 - Step 5: Solve for x
x = 9,278,488,617.75/110,918.14 - Step 6: Final answer
x = 83,651.68
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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.