Finding the Fourth Proportional to 170,159.19, 255,229.47 and 51,820.62
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Solution
The fourth proportional to 170,159.19, 255,229.47 and 51,820.62 is: 77,728.09
Step by Step Solution
- Step 1: Write the proportion equation
170,159.19 : 255,229.47 = 51,820.62 : x - Step 2: Convert to fraction form
170,159.19/255,229.47 = 51,820.62/x - Step 3: Cross multiply
170,159.19x = 255,229.47 × 51,820.62 - Step 4: Simplify right side
170,159.19x = 13,226,149,377.67 - Step 5: Solve for x
x = 13,226,149,377.67/170,159.19 - Step 6: Final answer
x = 77,728.09
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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.