Finding the Fourth Proportional to 140,825.79, 209,982.48 and 125,177.81
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Solution
The fourth proportional to 140,825.79, 209,982.48 and 125,177.81 is: 186,650.08
Step by Step Solution
- Step 1: Write the proportion equation
140,825.79 : 209,982.48 = 125,177.81 : x - Step 2: Convert to fraction form
140,825.79/209,982.48 = 125,177.81/x - Step 3: Cross multiply
140,825.79x = 209,982.48 × 125,177.81 - Step 4: Simplify right side
140,825.79x = 26,285,145,465.44 - Step 5: Solve for x
x = 26,285,145,465.44/140,825.79 - Step 6: Final answer
x = 186,650.08
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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.