Finding the Fourth Proportional to 227,381.40, 313,788.36 and 125,410.80
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Solution
The fourth proportional to 227,381.40, 313,788.36 and 125,410.80 is: 173,068.02
Step by Step Solution
- Step 1: Write the proportion equation
227,381.40 : 313,788.36 = 125,410.80 : x - Step 2: Convert to fraction form
227,381.40/313,788.36 = 125,410.80/x - Step 3: Cross multiply
227,381.40x = 313,788.36 × 125,410.80 - Step 4: Simplify right side
227,381.40x = 39,352,449,258.29 - Step 5: Solve for x
x = 39,352,449,258.29/227,381.40 - Step 6: Final answer
x = 173,068.02
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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.