Finding the Fourth Proportional to 238,103.97, 357,210.50 and 103,190.68
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Solution
The fourth proportional to 238,103.97, 357,210.50 and 103,190.68 is: 154,809.66
Step by Step Solution
- Step 1: Write the proportion equation
238,103.97 : 357,210.50 = 103,190.68 : x - Step 2: Convert to fraction form
238,103.97/357,210.50 = 103,190.68/x - Step 3: Cross multiply
238,103.97x = 357,210.50 × 103,190.68 - Step 4: Simplify right side
238,103.97x = 36,860,793,882.19 - Step 5: Solve for x
x = 36,860,793,882.19/238,103.97 - Step 6: Final answer
x = 154,809.66
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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.