Finding the Fourth Proportional to 91,135.33, 136,690.39 and 24,579.48
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Solution
The fourth proportional to 91,135.33, 136,690.39 and 24,579.48 is: 36,865.82
Step by Step Solution
- Step 1: Write the proportion equation
91,135.33 : 136,690.39 = 24,579.48 : x - Step 2: Convert to fraction form
91,135.33/136,690.39 = 24,579.48/x - Step 3: Cross multiply
91,135.33x = 136,690.39 × 24,579.48 - Step 4: Simplify right side
91,135.33x = 3,359,778,707.20 - Step 5: Solve for x
x = 3,359,778,707.20/91,135.33 - Step 6: Final answer
x = 36,865.82
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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.