Finding the Fourth Proportional to 155,050.29, 232,568.15 and 91,044.09
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Solution
The fourth proportional to 155,050.29, 232,568.15 and 91,044.09 is: 136,561.85
Step by Step Solution
- Step 1: Write the proportion equation
155,050.29 : 232,568.15 = 91,044.09 : x - Step 2: Convert to fraction form
155,050.29/232,568.15 = 91,044.09/x - Step 3: Cross multiply
155,050.29x = 232,568.15 × 91,044.09 - Step 4: Simplify right side
155,050.29x = 21,173,955,124.51 - Step 5: Solve for x
x = 21,173,955,124.51/155,050.29 - Step 6: Final answer
x = 136,561.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.