Finding the Fourth Proportional to 276,441.64, 414,681.21 and 93,998.14
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Solution
The fourth proportional to 276,441.64, 414,681.21 and 93,998.14 is: 141,003.58
Step by Step Solution
- Step 1: Write the proportion equation
276,441.64 : 414,681.21 = 93,998.14 : x - Step 2: Convert to fraction form
276,441.64/414,681.21 = 93,998.14/x - Step 3: Cross multiply
276,441.64x = 414,681.21 × 93,998.14 - Step 4: Simplify right side
276,441.64x = 38,979,261,396.25 - Step 5: Solve for x
x = 38,979,261,396.25/276,441.64 - Step 6: Final answer
x = 141,003.58
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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.