Finding the Fourth Proportional to 173,291.60, 259,962.20 and 53,358.70
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Solution
The fourth proportional to 173,291.60, 259,962.20 and 53,358.70 is: 80,045.69
Step by Step Solution
- Step 1: Write the proportion equation
173,291.60 : 259,962.20 = 53,358.70 : x - Step 2: Convert to fraction form
173,291.60/259,962.20 = 53,358.70/x - Step 3: Cross multiply
173,291.60x = 259,962.20 × 53,358.70 - Step 4: Simplify right side
173,291.60x = 13,871,245,041.14 - Step 5: Solve for x
x = 13,871,245,041.14/173,291.60 - Step 6: Final answer
x = 80,045.69
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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.