Finding the Fourth Proportional to 170,748.47, 256,135.09 and 65,567.44
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Solution
The fourth proportional to 170,748.47, 256,135.09 and 65,567.44 is: 98,355.92
Step by Step Solution
- Step 1: Write the proportion equation
170,748.47 : 256,135.09 = 65,567.44 : x - Step 2: Convert to fraction form
170,748.47/256,135.09 = 65,567.44/x - Step 3: Cross multiply
170,748.47x = 256,135.09 × 65,567.44 - Step 4: Simplify right side
170,748.47x = 16,794,122,904.91 - Step 5: Solve for x
x = 16,794,122,904.91/170,748.47 - Step 6: Final answer
x = 98,355.92
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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.