Finding the Fourth Proportional to 222,830.70, 307,525.80 and 122,248.14
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Solution
The fourth proportional to 222,830.70, 307,525.80 and 122,248.14 is: 168,713.09
Step by Step Solution
- Step 1: Write the proportion equation
222,830.70 : 307,525.80 = 122,248.14 : x - Step 2: Convert to fraction form
222,830.70/307,525.80 = 122,248.14/x - Step 3: Cross multiply
222,830.70x = 307,525.80 × 122,248.14 - Step 4: Simplify right side
222,830.70x = 37,594,457,052.01 - Step 5: Solve for x
x = 37,594,457,052.01/222,830.70 - Step 6: Final answer
x = 168,713.09
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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.