Finding the Fourth Proportional to 163,158.67, 225,388.35 and 125,911.63
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Solution
The fourth proportional to 163,158.67, 225,388.35 and 125,911.63 is: 173,935.07
Step by Step Solution
- Step 1: Write the proportion equation
163,158.67 : 225,388.35 = 125,911.63 : x - Step 2: Convert to fraction form
163,158.67/225,388.35 = 125,911.63/x - Step 3: Cross multiply
163,158.67x = 225,388.35 × 125,911.63 - Step 4: Simplify right side
163,158.67x = 28,379,013,404.57 - Step 5: Solve for x
x = 28,379,013,404.57/163,158.67 - Step 6: Final answer
x = 173,935.07
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.