Finding the Fourth Proportional to 233,749.20, 350,623.80 and 115,438.80
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Solution
The fourth proportional to 233,749.20, 350,623.80 and 115,438.80 is: 173,158.20
Step by Step Solution
- Step 1: Write the proportion equation
233,749.20 : 350,623.80 = 115,438.80 : x - Step 2: Convert to fraction form
233,749.20/350,623.80 = 115,438.80/x - Step 3: Cross multiply
233,749.20x = 350,623.80 × 115,438.80 - Step 4: Simplify right side
233,749.20x = 40,475,590,723.44 - Step 5: Solve for x
x = 40,475,590,723.44/233,749.20 - Step 6: Final answer
x = 173,158.20
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1.5x scale
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.