Finding the Fourth Proportional to 236,213.14, 354,132.60 and 117,823.54
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Solution
The fourth proportional to 236,213.14, 354,132.60 and 117,823.54 is: 176,641.98
Step by Step Solution
- Step 1: Write the proportion equation
236,213.14 : 354,132.60 = 117,823.54 : x - Step 2: Convert to fraction form
236,213.14/354,132.60 = 117,823.54/x - Step 3: Cross multiply
236,213.14x = 354,132.60 × 117,823.54 - Step 4: Simplify right side
236,213.14x = 41,725,156,561.40 - Step 5: Solve for x
x = 41,725,156,561.40/236,213.14 - Step 6: Final answer
x = 176,641.98
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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.