Finding the Fourth Proportional to 166,257.68, 229,435.86 and 94,637.70
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Solution
The fourth proportional to 166,257.68, 229,435.86 and 94,637.70 is: 130,600.17
Step by Step Solution
- Step 1: Write the proportion equation
166,257.68 : 229,435.86 = 94,637.70 : x - Step 2: Convert to fraction form
166,257.68/229,435.86 = 94,637.70/x - Step 3: Cross multiply
166,257.68x = 229,435.86 × 94,637.70 - Step 4: Simplify right side
166,257.68x = 21,713,282,087.92 - Step 5: Solve for x
x = 21,713,282,087.92/166,257.68 - Step 6: Final answer
x = 130,600.17
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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.