Finding the Fourth Proportional to 80,147.36, 110,602.71 and 47,896.67
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Solution
The fourth proportional to 80,147.36, 110,602.71 and 47,896.67 is: 66,097.02
Step by Step Solution
- Step 1: Write the proportion equation
80,147.36 : 110,602.71 = 47,896.67 : x - Step 2: Convert to fraction form
80,147.36/110,602.71 = 47,896.67/x - Step 3: Cross multiply
80,147.36x = 110,602.71 × 47,896.67 - Step 4: Simplify right side
80,147.36x = 5,297,500,948.96 - Step 5: Solve for x
x = 5,297,500,948.96/80,147.36 - Step 6: Final answer
x = 66,097.02
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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.