Finding the Fourth Proportional to 283,506.24, 425,111.76 and 105,867.18
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Solution
The fourth proportional to 283,506.24, 425,111.76 and 105,867.18 is: 158,745.65
Step by Step Solution
- Step 1: Write the proportion equation
283,506.24 : 425,111.76 = 105,867.18 : x - Step 2: Convert to fraction form
283,506.24/425,111.76 = 105,867.18/x - Step 3: Cross multiply
283,506.24x = 425,111.76 × 105,867.18 - Step 4: Simplify right side
283,506.24x = 45,005,383,216.04 - Step 5: Solve for x
x = 45,005,383,216.04/283,506.24 - Step 6: Final answer
x = 158,745.65
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1.5x scale
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.