Finding the Fourth Proportional to 107,106.48, 160,647.48 and 28,226.88
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Solution
The fourth proportional to 107,106.48, 160,647.48 and 28,226.88 is: 42,337.09
Step by Step Solution
- Step 1: Write the proportion equation
107,106.48 : 160,647.48 = 28,226.88 : x - Step 2: Convert to fraction form
107,106.48/160,647.48 = 28,226.88/x - Step 3: Cross multiply
107,106.48x = 160,647.48 × 28,226.88 - Step 4: Simplify right side
107,106.48x = 4,534,577,140.26 - Step 5: Solve for x
x = 4,534,577,140.26/107,106.48 - Step 6: Final answer
x = 42,337.09
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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.