Finding the Fourth Proportional to 169,355.09, 233,709.75 and 97,735.10
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Solution
The fourth proportional to 169,355.09, 233,709.75 and 97,735.10 is: 134,874.28
Step by Step Solution
- Step 1: Write the proportion equation
169,355.09 : 233,709.75 = 97,735.10 : x - Step 2: Convert to fraction form
169,355.09/233,709.75 = 97,735.10/x - Step 3: Cross multiply
169,355.09x = 233,709.75 × 97,735.10 - Step 4: Simplify right side
169,355.09x = 22,841,645,787.23 - Step 5: Solve for x
x = 22,841,645,787.23/169,355.09 - Step 6: Final answer
x = 134,874.28
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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.