Finding the Fourth Proportional to 254,767.86, 351,585.09 and 141,588.18
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Solution
The fourth proportional to 254,767.86, 351,585.09 and 141,588.18 is: 195,394.71
Step by Step Solution
- Step 1: Write the proportion equation
254,767.86 : 351,585.09 = 141,588.18 : x - Step 2: Convert to fraction form
254,767.86/351,585.09 = 141,588.18/x - Step 3: Cross multiply
254,767.86x = 351,585.09 × 141,588.18 - Step 4: Simplify right side
254,767.86x = 49,780,293,008.24 - Step 5: Solve for x
x = 49,780,293,008.24/254,767.86 - Step 6: Final answer
x = 195,394.71
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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.