Finding the Fourth Proportional to 156,828.99, 235,252.26 and 50,222.34
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Solution
The fourth proportional to 156,828.99, 235,252.26 and 50,222.34 is: 75,336.32
Step by Step Solution
- Step 1: Write the proportion equation
156,828.99 : 235,252.26 = 50,222.34 : x - Step 2: Convert to fraction form
156,828.99/235,252.26 = 50,222.34/x - Step 3: Cross multiply
156,828.99x = 235,252.26 × 50,222.34 - Step 4: Simplify right side
156,828.99x = 11,814,918,987.49 - Step 5: Solve for x
x = 11,814,918,987.49/156,828.99 - Step 6: Final answer
x = 75,336.32
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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.