Finding the Fourth Proportional to 237,828.78, 328,208.22 and 130,392.41
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Solution
The fourth proportional to 237,828.78, 328,208.22 and 130,392.41 is: 179,943.99
Step by Step Solution
- Step 1: Write the proportion equation
237,828.78 : 328,208.22 = 130,392.41 : x - Step 2: Convert to fraction form
237,828.78/328,208.22 = 130,392.41/x - Step 3: Cross multiply
237,828.78x = 328,208.22 × 130,392.41 - Step 4: Simplify right side
237,828.78x = 42,795,859,146.57 - Step 5: Solve for x
x = 42,795,859,146.57/237,828.78 - Step 6: Final answer
x = 179,943.99
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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.