Finding the Fourth Proportional to 125,655.08, 173,405.34 and 68,294.40
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Solution
The fourth proportional to 125,655.08, 173,405.34 and 68,294.40 is: 94,247.00
Step by Step Solution
- Step 1: Write the proportion equation
125,655.08 : 173,405.34 = 68,294.40 : x - Step 2: Convert to fraction form
125,655.08/173,405.34 = 68,294.40/x - Step 3: Cross multiply
125,655.08x = 173,405.34 × 68,294.40 - Step 4: Simplify right side
125,655.08x = 11,842,613,310.62 - Step 5: Solve for x
x = 11,842,613,310.62/125,655.08 - Step 6: Final answer
x = 94,247.00
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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.