Finding the Fourth Proportional to 125,207.84, 186,694.80 and 111,298.48
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Solution
The fourth proportional to 125,207.84, 186,694.80 and 111,298.48 is: 165,954.84
Step by Step Solution
- Step 1: Write the proportion equation
125,207.84 : 186,694.80 = 111,298.48 : x - Step 2: Convert to fraction form
125,207.84/186,694.80 = 111,298.48/x - Step 3: Cross multiply
125,207.84x = 186,694.80 × 111,298.48 - Step 4: Simplify right side
125,207.84x = 20,778,847,463.90 - Step 5: Solve for x
x = 20,778,847,463.90/125,207.84 - Step 6: Final answer
x = 165,954.84
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.