Finding the Fourth Proportional to 125,477.93, 173,159.84 and 68,892.95
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Solution
The fourth proportional to 125,477.93, 173,159.84 and 68,892.95 is: 95,072.43
Step by Step Solution
- Step 1: Write the proportion equation
125,477.93 : 173,159.84 = 68,892.95 : x - Step 2: Convert to fraction form
125,477.93/173,159.84 = 68,892.95/x - Step 3: Cross multiply
125,477.93x = 173,159.84 × 68,892.95 - Step 4: Simplify right side
125,477.93x = 11,929,492,199.13 - Step 5: Solve for x
x = 11,929,492,199.13/125,477.93 - Step 6: Final answer
x = 95,072.43
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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.