Finding the Fourth Proportional to 223,088.36, 307,863.06 and 127,599.08
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Solution
The fourth proportional to 223,088.36, 307,863.06 and 127,599.08 is: 176,087.37
Step by Step Solution
- Step 1: Write the proportion equation
223,088.36 : 307,863.06 = 127,599.08 : x - Step 2: Convert to fraction form
223,088.36/307,863.06 = 127,599.08/x - Step 3: Cross multiply
223,088.36x = 307,863.06 × 127,599.08 - Step 4: Simplify right side
223,088.36x = 39,283,043,221.98 - Step 5: Solve for x
x = 39,283,043,221.98/223,088.36 - Step 6: Final answer
x = 176,087.37
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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.