Finding the Fourth Proportional to 139,466.26, 209,194.53 and 44,695.05
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Solution
The fourth proportional to 139,466.26, 209,194.53 and 44,695.05 is: 67,041.02
Step by Step Solution
- Step 1: Write the proportion equation
139,466.26 : 209,194.53 = 44,695.05 : x - Step 2: Convert to fraction form
139,466.26/209,194.53 = 44,695.05/x - Step 3: Cross multiply
139,466.26x = 209,194.53 × 44,695.05 - Step 4: Simplify right side
139,466.26x = 9,349,959,978.08 - Step 5: Solve for x
x = 9,349,959,978.08/139,466.26 - Step 6: Final answer
x = 67,041.02
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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.