Finding the Fourth Proportional to 212,103.26, 292,704.47 and 116,610.63
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Solution
The fourth proportional to 212,103.26, 292,704.47 and 116,610.63 is: 160,923.75
Step by Step Solution
- Step 1: Write the proportion equation
212,103.26 : 292,704.47 = 116,610.63 : x - Step 2: Convert to fraction form
212,103.26/292,704.47 = 116,610.63/x - Step 3: Cross multiply
212,103.26x = 292,704.47 × 116,610.63 - Step 4: Simplify right side
212,103.26x = 34,132,452,650.52 - Step 5: Solve for x
x = 34,132,452,650.52/212,103.26 - Step 6: Final answer
x = 160,923.75
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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.