Finding the Fourth Proportional to 117,616.18, 176,450.73 and 38,727.58
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Solution
The fourth proportional to 117,616.18, 176,450.73 and 38,727.58 is: 58,100.08
Step by Step Solution
- Step 1: Write the proportion equation
117,616.18 : 176,450.73 = 38,727.58 : x - Step 2: Convert to fraction form
117,616.18/176,450.73 = 38,727.58/x - Step 3: Cross multiply
117,616.18x = 176,450.73 × 38,727.58 - Step 4: Simplify right side
117,616.18x = 6,833,509,762.13 - Step 5: Solve for x
x = 6,833,509,762.13/117,616.18 - Step 6: Final answer
x = 58,100.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.