Finding the Fourth Proportional to 178,219.28, 245,936.48 and 106,562.08
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Solution
The fourth proportional to 178,219.28, 245,936.48 and 106,562.08 is: 147,052.01
Step by Step Solution
- Step 1: Write the proportion equation
178,219.28 : 245,936.48 = 106,562.08 : x - Step 2: Convert to fraction form
178,219.28/245,936.48 = 106,562.08/x - Step 3: Cross multiply
178,219.28x = 245,936.48 × 106,562.08 - Step 4: Simplify right side
178,219.28x = 26,207,502,856.68 - Step 5: Solve for x
x = 26,207,502,856.68/178,219.28 - Step 6: Final answer
x = 147,052.01
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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.