Finding the Fourth Proportional to 161,446.08, 222,669.36 and 104,875.68
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Solution
The fourth proportional to 161,446.08, 222,669.36 and 104,875.68 is: 144,646.44
Step by Step Solution
- Step 1: Write the proportion equation
161,446.08 : 222,669.36 = 104,875.68 : x - Step 2: Convert to fraction form
161,446.08/222,669.36 = 104,875.68/x - Step 3: Cross multiply
161,446.08x = 222,669.36 × 104,875.68 - Step 4: Simplify right side
161,446.08x = 23,352,600,545.16 - Step 5: Solve for x
x = 23,352,600,545.16/161,446.08 - Step 6: Final answer
x = 144,646.44
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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.