Finding the Fourth Proportional to 166,058.76, 229,159.86 and 94,438.68
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Solution
The fourth proportional to 166,058.76, 229,159.86 and 94,438.68 is: 130,324.68
Step by Step Solution
- Step 1: Write the proportion equation
166,058.76 : 229,159.86 = 94,438.68 : x - Step 2: Convert to fraction form
166,058.76/229,159.86 = 94,438.68/x - Step 3: Cross multiply
166,058.76x = 229,159.86 × 94,438.68 - Step 4: Simplify right side
166,058.76x = 21,641,554,687.38 - Step 5: Solve for x
x = 21,641,554,687.38/166,058.76 - Step 6: Final answer
x = 130,324.68
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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.