Finding the Fourth Proportional to 254,708.35, 351,497.58 and 141,531.10
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Solution
The fourth proportional to 254,708.35, 351,497.58 and 141,531.10 is: 195,312.95
Step by Step Solution
- Step 1: Write the proportion equation
254,708.35 : 351,497.58 = 141,531.10 : x - Step 2: Convert to fraction form
254,708.35/351,497.58 = 141,531.10/x - Step 3: Cross multiply
254,708.35x = 351,497.58 × 141,531.10 - Step 4: Simplify right side
254,708.35x = 49,747,837,735.25 - Step 5: Solve for x
x = 49,747,837,735.25/254,708.35 - Step 6: Final answer
x = 195,312.95
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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.