Finding the Fourth Proportional to 269,396.68, 371,694.50 and 153,108.52
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Solution
The fourth proportional to 269,396.68, 371,694.50 and 153,108.52 is: 211,248.32
Step by Step Solution
- Step 1: Write the proportion equation
269,396.68 : 371,694.50 = 153,108.52 : x - Step 2: Convert to fraction form
269,396.68/371,694.50 = 153,108.52/x - Step 3: Cross multiply
269,396.68x = 371,694.50 × 153,108.52 - Step 4: Simplify right side
269,396.68x = 56,909,594,787.14 - Step 5: Solve for x
x = 56,909,594,787.14/269,396.68 - Step 6: Final answer
x = 211,248.32
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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.