Finding the Fourth Proportional to 254,593.42, 351,350.04 and 141,416.17
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Solution
The fourth proportional to 254,593.42, 351,350.04 and 141,416.17 is: 195,160.49
Step by Step Solution
- Step 1: Write the proportion equation
254,593.42 : 351,350.04 = 141,416.17 : x - Step 2: Convert to fraction form
254,593.42/351,350.04 = 141,416.17/x - Step 3: Cross multiply
254,593.42x = 351,350.04 × 141,416.17 - Step 4: Simplify right side
254,593.42x = 49,686,576,986.15 - Step 5: Solve for x
x = 49,686,576,986.15/254,593.42 - Step 6: Final answer
x = 195,160.49
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1.5x scale
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.