Finding the Fourth Proportional to 176,170.19, 243,058.33 and 98,634.41
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Solution
The fourth proportional to 176,170.19, 243,058.33 and 98,634.41 is: 136,083.83
Step by Step Solution
- Step 1: Write the proportion equation
176,170.19 : 243,058.33 = 98,634.41 : x - Step 2: Convert to fraction form
176,170.19/243,058.33 = 98,634.41/x - Step 3: Cross multiply
176,170.19x = 243,058.33 × 98,634.41 - Step 4: Simplify right side
176,170.19x = 23,973,914,481.96 - Step 5: Solve for x
x = 23,973,914,481.96/176,170.19 - Step 6: Final answer
x = 136,083.83
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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.