Finding the Fourth Proportional to 240,787.11, 332,285.49 and 138,812.08
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Solution
The fourth proportional to 240,787.11, 332,285.49 and 138,812.08 is: 191,560.26
Step by Step Solution
- Step 1: Write the proportion equation
240,787.11 : 332,285.49 = 138,812.08 : x - Step 2: Convert to fraction form
240,787.11/332,285.49 = 138,812.08/x - Step 3: Cross multiply
240,787.11x = 332,285.49 × 138,812.08 - Step 4: Simplify right side
240,787.11x = 46,125,239,813.04 - Step 5: Solve for x
x = 46,125,239,813.04/240,787.11 - Step 6: Final answer
x = 191,560.26
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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.