Finding the Fourth Proportional to 104,257.87, 143,958.68 and 96,297.19
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Solution
The fourth proportional to 104,257.87, 143,958.68 and 96,297.19 is: 132,966.61
Step by Step Solution
- Step 1: Write the proportion equation
104,257.87 : 143,958.68 = 96,297.19 : x - Step 2: Convert to fraction form
104,257.87/143,958.68 = 96,297.19/x - Step 3: Cross multiply
104,257.87x = 143,958.68 × 96,297.19 - Step 4: Simplify right side
104,257.87x = 13,862,815,878.62 - Step 5: Solve for x
x = 13,862,815,878.62/104,257.87 - Step 6: Final answer
x = 132,966.61
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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.