Finding the Fourth Proportional to 125,242.08, 187,844.88 and 36,471.75
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Solution
The fourth proportional to 125,242.08, 187,844.88 and 36,471.75 is: 54,702.31
Step by Step Solution
- Step 1: Write the proportion equation
125,242.08 : 187,844.88 = 36,471.75 : x - Step 2: Convert to fraction form
125,242.08/187,844.88 = 36,471.75/x - Step 3: Cross multiply
125,242.08x = 187,844.88 × 36,471.75 - Step 4: Simplify right side
125,242.08x = 6,851,030,934.49 - Step 5: Solve for x
x = 6,851,030,934.49/125,242.08 - Step 6: Final answer
x = 54,702.31
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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.