Finding the Fourth Proportional to 87,258.18, 130,887.30 and 24,928.68
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Solution
The fourth proportional to 87,258.18, 130,887.30 and 24,928.68 is: 37,393.03
Step by Step Solution
- Step 1: Write the proportion equation
87,258.18 : 130,887.30 = 24,928.68 : x - Step 2: Convert to fraction form
87,258.18/130,887.30 = 24,928.68/x - Step 3: Cross multiply
87,258.18x = 130,887.30 × 24,928.68 - Step 4: Simplify right side
87,258.18x = 3,262,847,617.76 - Step 5: Solve for x
x = 3,262,847,617.76/87,258.18 - Step 6: Final answer
x = 37,393.03
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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.