Finding the Fourth Proportional to 83,686.21, 125,530.33 and 24,523.08
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Solution
The fourth proportional to 83,686.21, 125,530.33 and 24,523.08 is: 36,784.92
Step by Step Solution
- Step 1: Write the proportion equation
83,686.21 : 125,530.33 = 24,523.08 : x - Step 2: Convert to fraction form
83,686.21/125,530.33 = 24,523.08/x - Step 3: Cross multiply
83,686.21x = 125,530.33 × 24,523.08 - Step 4: Simplify right side
83,686.21x = 3,078,390,325.02 - Step 5: Solve for x
x = 3,078,390,325.02/83,686.21 - Step 6: Final answer
x = 36,784.92
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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.