Finding the Fourth Proportional to 170,748.98, 256,135.84 and 65,567.95
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Solution
The fourth proportional to 170,748.98, 256,135.84 and 65,567.95 is: 98,356.67
Step by Step Solution
- Step 1: Write the proportion equation
170,748.98 : 256,135.84 = 65,567.95 : x - Step 2: Convert to fraction form
170,748.98/256,135.84 = 65,567.95/x - Step 3: Cross multiply
170,748.98x = 256,135.84 × 65,567.95 - Step 4: Simplify right side
170,748.98x = 16,794,300,669.65 - Step 5: Solve for x
x = 16,794,300,669.65/170,748.98 - Step 6: Final answer
x = 98,356.67
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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.