Finding the Fourth Proportional to 75,590.53, 113,352.99 and 22,987.69
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Solution
The fourth proportional to 75,590.53, 113,352.99 and 22,987.69 is: 34,471.56
Step by Step Solution
- Step 1: Write the proportion equation
75,590.53 : 113,352.99 = 22,987.69 : x - Step 2: Convert to fraction form
75,590.53/113,352.99 = 22,987.69/x - Step 3: Cross multiply
75,590.53x = 113,352.99 × 22,987.69 - Step 4: Simplify right side
75,590.53x = 2,605,723,394.69 - Step 5: Solve for x
x = 2,605,723,394.69/75,590.53 - Step 6: Final answer
x = 34,471.56
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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.