Finding the Fourth Proportional to 102,259.97, 141,118.81 and 59,826.70
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Solution
The fourth proportional to 102,259.97, 141,118.81 and 59,826.70 is: 82,560.88
Step by Step Solution
- Step 1: Write the proportion equation
102,259.97 : 141,118.81 = 59,826.70 : x - Step 2: Convert to fraction form
102,259.97/141,118.81 = 59,826.70/x - Step 3: Cross multiply
102,259.97x = 141,118.81 × 59,826.70 - Step 4: Simplify right side
102,259.97x = 8,442,672,737.06 - Step 5: Solve for x
x = 8,442,672,737.06/102,259.97 - Step 6: Final answer
x = 82,560.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.