Finding the Fourth Proportional to 255,392.22, 352,457.18 and 140,670.84
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Solution
The fourth proportional to 255,392.22, 352,457.18 and 140,670.84 is: 194,134.52
Step by Step Solution
- Step 1: Write the proportion equation
255,392.22 : 352,457.18 = 140,670.84 : x - Step 2: Convert to fraction form
255,392.22/352,457.18 = 140,670.84/x - Step 3: Cross multiply
255,392.22x = 352,457.18 × 140,670.84 - Step 4: Simplify right side
255,392.22x = 49,580,445,108.99 - Step 5: Solve for x
x = 49,580,445,108.99/255,392.22 - Step 6: Final answer
x = 194,134.52
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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.