Finding the Fourth Proportional to 75,499.10, 113,248.67 and 22,191.08
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Solution
The fourth proportional to 75,499.10, 113,248.67 and 22,191.08 is: 33,286.63
Step by Step Solution
- Step 1: Write the proportion equation
75,499.10 : 113,248.67 = 22,191.08 : x - Step 2: Convert to fraction form
75,499.10/113,248.67 = 22,191.08/x - Step 3: Cross multiply
75,499.10x = 113,248.67 × 22,191.08 - Step 4: Simplify right side
75,499.10x = 2,513,110,468.03 - Step 5: Solve for x
x = 2,513,110,468.03/75,499.10 - Step 6: Final answer
x = 33,286.63
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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.