Finding the Fourth Proportional to 196,248.68, 294,195.28 and 136,305.46
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Solution
The fourth proportional to 196,248.68, 294,195.28 and 136,305.46 is: 204,334.74
Step by Step Solution
- Step 1: Write the proportion equation
196,248.68 : 294,195.28 = 136,305.46 : x - Step 2: Convert to fraction form
196,248.68/294,195.28 = 136,305.46/x - Step 3: Cross multiply
196,248.68x = 294,195.28 × 136,305.46 - Step 4: Simplify right side
196,248.68x = 40,100,422,970.23 - Step 5: Solve for x
x = 40,100,422,970.23/196,248.68 - Step 6: Final answer
x = 204,334.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.