Finding the Fourth Proportional to 119,107.97, 178,661.95 and 36,001.97
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Solution
The fourth proportional to 119,107.97, 178,661.95 and 36,001.97 is: 54,002.95
Step by Step Solution
- Step 1: Write the proportion equation
119,107.97 : 178,661.95 = 36,001.97 : x - Step 2: Convert to fraction form
119,107.97/178,661.95 = 36,001.97/x - Step 3: Cross multiply
119,107.97x = 178,661.95 × 36,001.97 - Step 4: Simplify right side
119,107.97x = 6,432,182,053.22 - Step 5: Solve for x
x = 6,432,182,053.22/119,107.97 - Step 6: Final answer
x = 54,002.95
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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.