Finding the Fourth Proportional to 139,548.24, 209,334.68 and 44,788.08
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Solution
The fourth proportional to 139,548.24, 209,334.68 and 44,788.08 is: 67,186.07
Step by Step Solution
- Step 1: Write the proportion equation
139,548.24 : 209,334.68 = 44,788.08 : x - Step 2: Convert to fraction form
139,548.24/209,334.68 = 44,788.08/x - Step 3: Cross multiply
139,548.24x = 209,334.68 × 44,788.08 - Step 4: Simplify right side
139,548.24x = 9,375,698,394.61 - Step 5: Solve for x
x = 9,375,698,394.61/139,548.24 - Step 6: Final answer
x = 67,186.07
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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.