Finding the Fourth Proportional to 239,237.92, 358,792.04 and 120,977.92
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Solution
The fourth proportional to 239,237.92, 358,792.04 and 120,977.92 is: 181,434.09
Step by Step Solution
- Step 1: Write the proportion equation
239,237.92 : 358,792.04 = 120,977.92 : x - Step 2: Convert to fraction form
239,237.92/358,792.04 = 120,977.92/x - Step 3: Cross multiply
239,237.92x = 358,792.04 × 120,977.92 - Step 4: Simplify right side
239,237.92x = 43,405,914,711.76 - Step 5: Solve for x
x = 43,405,914,711.76/239,237.92 - Step 6: Final answer
x = 181,434.09
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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.