Finding the Fourth Proportional to 83,258.56, 124,875.84 and 27,103.84
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Solution
The fourth proportional to 83,258.56, 124,875.84 and 27,103.84 is: 40,651.85
Step by Step Solution
- Step 1: Write the proportion equation
83,258.56 : 124,875.84 = 27,103.84 : x - Step 2: Convert to fraction form
83,258.56/124,875.84 = 27,103.84/x - Step 3: Cross multiply
83,258.56x = 124,875.84 × 27,103.84 - Step 4: Simplify right side
83,258.56x = 3,384,614,787.23 - Step 5: Solve for x
x = 3,384,614,787.23/83,258.56 - Step 6: Final answer
x = 40,651.85
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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.