Finding the Fourth Proportional to 195,228.24, 292,915.23 and 76,982.01
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Solution
The fourth proportional to 195,228.24, 292,915.23 and 76,982.01 is: 115,501.75
Step by Step Solution
- Step 1: Write the proportion equation
195,228.24 : 292,915.23 = 76,982.01 : x - Step 2: Convert to fraction form
195,228.24/292,915.23 = 76,982.01/x - Step 3: Cross multiply
195,228.24x = 292,915.23 × 76,982.01 - Step 4: Simplify right side
195,228.24x = 22,549,203,165.01 - Step 5: Solve for x
x = 22,549,203,165.01/195,228.24 - Step 6: Final answer
x = 115,501.75
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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.