Finding the Fourth Proportional to 254,372.20, 351,033.36 and 141,194.68
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Solution
The fourth proportional to 254,372.20, 351,033.36 and 141,194.68 is: 194,848.51
Step by Step Solution
- Step 1: Write the proportion equation
254,372.20 : 351,033.36 = 141,194.68 : x - Step 2: Convert to fraction form
254,372.20/351,033.36 = 141,194.68/x - Step 3: Cross multiply
254,372.20x = 351,033.36 × 141,194.68 - Step 4: Simplify right side
254,372.20x = 49,564,042,934.52 - Step 5: Solve for x
x = 49,564,042,934.52/254,372.20 - Step 6: Final answer
x = 194,848.51
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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.