Finding the Fourth Proportional to 83,388.24, 125,101.53 and 24,228.81
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Solution
The fourth proportional to 83,388.24, 125,101.53 and 24,228.81 is: 36,348.78
Step by Step Solution
- Step 1: Write the proportion equation
83,388.24 : 125,101.53 = 24,228.81 : x - Step 2: Convert to fraction form
83,388.24/125,101.53 = 24,228.81/x - Step 3: Cross multiply
83,388.24x = 125,101.53 × 24,228.81 - Step 4: Simplify right side
83,388.24x = 3,031,061,201.08 - Step 5: Solve for x
x = 3,031,061,201.08/83,388.24 - Step 6: Final answer
x = 36,348.78
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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.