Finding the Fourth Proportional to 171,158.58, 236,193.84 and 94,680.72
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Solution
The fourth proportional to 171,158.58, 236,193.84 and 94,680.72 is: 130,656.63
Step by Step Solution
- Step 1: Write the proportion equation
171,158.58 : 236,193.84 = 94,680.72 : x - Step 2: Convert to fraction form
171,158.58/236,193.84 = 94,680.72/x - Step 3: Cross multiply
171,158.58x = 236,193.84 × 94,680.72 - Step 4: Simplify right side
171,158.58x = 22,363,002,830.76 - Step 5: Solve for x
x = 22,363,002,830.76/171,158.58 - Step 6: Final answer
x = 130,656.63
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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.