Finding the Fourth Proportional to 234,358.97, 323,414.38 and 130,993.02
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Solution
The fourth proportional to 234,358.97, 323,414.38 and 130,993.02 is: 180,769.81
Step by Step Solution
- Step 1: Write the proportion equation
234,358.97 : 323,414.38 = 130,993.02 : x - Step 2: Convert to fraction form
234,358.97/323,414.38 = 130,993.02/x - Step 3: Cross multiply
234,358.97x = 323,414.38 × 130,993.02 - Step 4: Simplify right side
234,358.97x = 42,365,026,776.24 - Step 5: Solve for x
x = 42,365,026,776.24/234,358.97 - Step 6: Final answer
x = 180,769.81
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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.